A. Vt = gr2ρ
B. Vt = 2gr2/9ρ
C. Vt = gr2/9ρ
D. Vt = 9gr2/2ρ
Related Mcqs:
- 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 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 velocity of sound in air would become double than its velocity at 0°C at temperature ?
A. 313°C
B. 586°C
C. 819°C
D. 1172°C - The velocity of sound in air would become double than its velocity at 0°C at temperature________________?
A. 313°C
B. 586°C
C. 819°C
D. 1172°C - hen a body moves in a circle, the angle between its linear velocity and angular velocity is always_______________?
WA. 180°
B. 0°
C. 90°
D. 45° - Two fog droplets have radius 2:3 their terminal velocities are_______________?
A. 4:06
B. 4:09
C. 2:09
D. 4.3 - In the following figure, the terminal potential is ___________________ ?
A. zero
B. 2V
C. 12V
D. 36V - The relation between the escape velocity V esc and orbital speed Vo is given by________________?
A. V esc = 1/2Vo
B. V esc = -2 Vo
C. V esc = Vo
D. V esc = 2Vo - Velocity of fluid increases where the pressure is________________?
A. Low
B. High
C. Constant
D. Changes continuously
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