MCQs: The following is in unstable equilibrium__________________?
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MCQs: A uniform pyramid and a uniform prism of same height lie with their base on the surface. Which is more stable ?
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MCQs: A rigid body is in a stable equilibrium if the application of any force__________________?
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MCQs: Two circular discs of same weight and thickness are made from metals having different densities. Which disc will have the larger rotational inertia about its central axis ?
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MCQs: A symmetrical body is rotating about its axis of symmetry, its moment of inertia about the axis of rotation being 2 kg m2 and its rate of rotation 2 revolutions/see. The angular momentum of the body in kgm2/sec is_____________________?
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MCQs: The torque produced by a force depends on__________________?
1) the magnitude of the force
2) the direction of the force
3) the’point of application of the force relative to origin
The correct answer is?
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MCQs: A sphere and a cylinder having the same mass and radii start from rest and roll down the same inclined plane. Which body gets to the bottom first ?
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MCQs: A solid cylinder of mass M and radius R rolls down an inclined plane without slipping. The acceleration of center of mass of rolling cylinder is________________?
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MCQs: A cylinder will slip on an inclined plane of inclination 0 if the coefficient of static friction between plane and cylinder is_____________________?
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MCQs: If the angular distance, 0 = 2t3 – 3t2, the angular acceleration at t = 1 sec. is__________________?
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MCQs: A particle moves in a straight line and its position is defined by the equation x = 6 t2 – t3 where t is expressed in seconds and x in meters. The maximum velocity during the motion is_________________?
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MCQs: Instantaneous center is at infinity when the angular velocity is _________________?
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MCQs: A 2 m long ladder rests against a wall and makes an angle of 30° with the horizontal floor. Where will be the instantaneous center of rotation when the ladder starts slipping ?
1) 1.0 in from the wall
2) 1.732 m from the wall
3) 1.0 m above the floor
4) 1.732 m above the floor
The correct answer is?
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MCQs: The angle of projection at which the horizontal range and maximum height of a projectile are equal to_____________________?
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MCQs: A stone is thrown vertically upwards with a vertical velocity of 49 m/sec. It returns to the ground in________________?
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MCQs: If the direction of projection bisects the angle between the vertical and the inclined plane, then the range of projectile on the inclined plane is__________________?
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MCQs: The angle of projection at which the horizontal range and maximum height of a projectile are equal to___________________?
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MCQs: In a simple harmonic motion, the position of equilibrium is always_________________?
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MCQs: The time period of a simple pendulum depends on__________________?
1) mass of suspended particle
2) length of the pendulum
3) acceleration due to gravity
The correct answer is
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MCQs: The maximum displacement of a particle executing S.H.M. corresponds to__________________?
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