Extracted physics questions from the picture: 1. Newton's law of gravitation is called universal law because: (A) it is applicable at all places of universe for all distances bet... Extracted physics questions from the picture: 1. Newton's law of gravitation is called universal law because: (A) it is applicable at all places of universe for all distances between all particles. (B) It is applicable to lighter and heavier bodies. (C) it is applicable at all times. (D) it is applicable only to heavier bodies. 2. In linear motion, the energy is given by 1/2mv². Similarly, in rotational motion, the rotational energy is given by (A) 1/2 x I x ω; where I: moment of inertia of the body, ω: angular velocity (B) 1/2 x I² x ω; where I: moment of inertia of the body, ω: angular velocity (C) 1/2 x I x ω²; where I: moment of inertia of the body, w: angular velocity (D) 1/2 x I² x ω²; where I: moment of inertia of the body, w: angular velocity 3. What is the work done when the angle between the applied force and the direction of motion of a body is between 90° and 180°? (A) Virtual work (B) Imaginary work (C) Zero work (D) Negative work 4. The work done when a body in equilibrium undergoes small displacement is known as (A) Imaginary work (B) Negative work (C) Virtual work (D) Positive work 5. The motion of a body that moves round a fixed axis can be described as (A) a rotary motion (B) a circular motion (C) a translatory (D) a rotary and translatory motion 6. In a simple pendulum experiment, One-half of a vibration of the pendulum bulb is called? (A) Period time (B) Oscillation (C) Beat (D) Amplitude 7. The velocity of an object is given as 2i + t²j - 9k. What is the magnitude of acceleration of the object at t=0.5 s? (A) 1m/s² (B) 2 m/s² (C) zero (D) -1 m/s² 8. If a particle executes uniform circular motion in the x-y plane in clock wise direction, then the angular velocity is in (A) +y direction (B) +z direction (C) -z direction (D) -x direction 9. The angular velocity (in rad/s) of a body rotating at N r.p.m. is (A) π N/60 (B) 2π N/60 (C) π N/120 (D) π N/180 10. What does the area under the acceleration-time graph represent for any given time interval (A) Final velocity (B) Distance travelled (C) Change in the velocity in that time interval (D) Displacement of the particle 11. The resultant of two vectors is maximum when ____ Read more