If a body of mass 10 kg is allowed to fall freely, its weight becomes______________?
A. 0 B. 89N C. 9.8 N D. 10N
Physics MCQs with Answers
How many days would be in a year if the distance between the earth and the sun were reduced to half of its present value (assuming circular orbit) ?
A. 365 days B. 730 days C. 329 days D. 129 days
When a body is moving along a circular path it covers a certain angle in a given interval of time. Such type of motion is__________________?
A. Vibratory motion B. Linear motion C. Rotatory motion D. Angular motion
Coefficient of viscosity of honey is greater than______________?
A. Milk B. Water C. Charcoal D. Water
The dimensions of the coefficient of viscosity are_____________?
A. ML-1T-1 B. M2L1T1 C. ML1T-1 D. M2L-1T-1
Terminal velocity is_____________?
A. Uniform B. Maximum C. Uniform and maximum D. Neither uniform nor maximum
When the body moves with terminal velocity the acceleration in the body become_____________?
A. 0 B. Maximum C. Variable D. Infinite
Terminal velocity is given by equation_______________?
A. Vt = gr2ρ B. Vt = 2gr2/9ρ C. Vt = gr2/9ρ D. Vt = 9gr2/2ρ
Terminal velocity of the body is directly proportional to the_______________?
A. The radius of the body B. The diameter of the body C. Size of the body D. Square of the diameter of the body
The flow of ideal fluid is always_______________?
A. Turbulent B. Streamline C. Irregular D. Straight line