Conceptual Physics (12th Edition)

Chapter 8

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The tangential speed is measured in the units of ... more

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The tangential speed varies with the distance from... more

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The tangential speed of the rim of the narrow end ... more

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The part of the rim with the larger diameter has ... more

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The rotational inertia and inertia both depend on ... more

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The rotational inertia depends on both mass and ... more

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The rotational inertia increases as the distance ... more

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The rotational inertia is minimum along the lead, ... more

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Swinging is easier when the thicker end is held... more

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The rotational inertia of one's legs is reduced by... more

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The solid disk has a greater acceleration. ; ... more

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The torque is responsible for the change in the ... more

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The lever arm of a torque is the perpendicular ... more

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For a balanced system, clockwise and ... more

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The  Object S rotates about its centre of mass ... more

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The geometric centre is where the ball's centre of... more

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The centre of gravity lies in same line as the ... more

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The center of mass of the  Object B lies at the ... more

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The centre of gravity must lie above the support ... more

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The center of gravity of T.O.P lies above the base... more

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The center of gravity, while bending over, lies ... more

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The force on the Object C is exerted in the ... more

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An inward force towards the centre must act on the... more

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Newton's first law of motion states that any ... more

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As a result of inertia, the person tends to move ... more

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The centrifugal force is a consequence of the ... more

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In an orbiting station a centripetal force acts on... more

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The linear momentum of a moving object is equal to... more

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The angular momentum of a system will remain ... more

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The angular momentum remains constant, but the ... more

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The door opening is a great example to distinguish... more

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The system will self destruct when rolled slightly... more

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A system will stay in a stable equilibrium if the ... more

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In general, women can touch their toes nearer to ... more

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A person can balance himself on the balls of feet ... more

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The fingers always meet at the midpoint of the ... more

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Any object revolving in a circle experiences a ... more

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10 Nm ; The torque is the product of the force and... more

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2 N.m  ; The torque is the product of the force ... more

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2.4 N ; The tension in the string must be equal to... more

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360 N ; The necessary centripetal force required ... more

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; The angular momentum is given by the product of... more

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960 kg m2/s ; The angular momentum is given by the... more

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The wider end moves 1.5 times faster than the ... more

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; The centre of gravity of the stick lies in the ... more

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The torque increases 1.5 times for the lever arm ... more

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3 rotations per second ; The conservation of ... more

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The difference in size between the narrow end and ... more

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If the roller C is slightly displaced towards the ... more

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The rotational inertia for the sphere is the least... more

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The lever arm for case B is largest because the ... more

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The centre of gravity of person A is closest to ... more

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The rotational speed of the person remains the ... more

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The cycle of person S has a greater rotational ... more

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According to the relation , the tangential speed ... more

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The amount of taper increases with the sharpness ... more

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The rotational inertia increases with the increase... more

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The concept of rotational equilibrium and ... more

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The bowling ball will have a greater acceleration ... more

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The object 'S' will have a greater acceleration ... more

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Both the net torque and the weight do not change... more

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No. ; The product of the lever arm and the applied... more

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The applied force on the pedal is always ... more

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The torque cannot be produced. ; If the line of ... more

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The external torque produced by the force of ... more

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The center of gravity lies at the geometric center... more

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The sit-ups with bent knees are difficult. ; While... more

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The pole displaces the centre of gravity of the ... more

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By bending forward one adjusts the centre of ... more

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The center of mass of the star system should ... more

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The net torque created by the two buckets is zero ... more

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At the planet's geometric centre.  ; The average ... more

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The ball experiences a friction force on the ... more

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When the top heavy drawers are opened, they exert ... more

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The stability of the cone is greatest, then the ... more

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The lowest truck will tip over. ; An object will ... more

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4 times more from the initial friction is required... more

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No , an object cannot move on a curved path in the... more

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The centripetal force on the car increase with the... more

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The person gets pressed against the right door ... more

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The centripetal force required for the motion is ... more

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The speed of the car should be high enough, such ... more

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The centripetal force always acts perpendicular to... more

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According to Newton's laws of motion, when a ... more

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; As normal force N would be perpendicular to the... more

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; The resultant force of gravitation and tension ... more

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The rotational speed increases because of the ... more

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The length of the day increases slowly. ; As the ... more

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The rotational inertia will increase and the day ... more

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According to the law of conservation of angular ... more

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The day length will decrease. ; As the population ... more

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The day length will increase. ; Angular momentum (... more

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The small rotor is used to steer the helicopter in... more

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The inward pull of the gravity caused the mass to ... more

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The centrifugal force acting on the particles on ... more

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The speedometer readings will be high. ; Linear ... more

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The rotational speed of the smaller wheel is ... more

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To achieve the mechanical equilibrium, the net ... more

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For higher speeds, the car will rotate less. ; An ... more

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While speeding up the engine produces a torque in ... more

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Upon rolling from the same height, the solid ... more

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The can of water will roll down faster than the ... more

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The lightweight tyres have low rotational inertia... more

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The person should use lightweight tyres. The tyres... more

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The spool will rotate clockwise in the first case ... more

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The pivot gets shifted and support base also gets ... more

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The top brick must extend by half its length ... more

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The seesaw will remain balanced. The centre of ... more

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The centre of mass of the bird lies just above the... more

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As soon as the cannonball leaves the cannon, its ... more

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The person traveling in the rocket sled moves ... more

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