A. 274 m/s²
B. 362 m/s²
C. 300 m/s²
D. None of these
Submitted by: Adeeba Bashir
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Related Mcqs:
- Gravitation force of earth is___________?
A. 9.80 m/s²
B. 7.21 m/s²
C. 1.62 m/s²
D. None of theseSubmitted by: Adeeba Bashir
- Gravitation force of moon is_________?
A. 7.2 m/s²
B. 1.62 m/s²
C. 9.8 m/s²
D. 3.75 m/s²Submitted by: Adeeba Bashir
- A ball of mass 0.2 kg is thrown vertically upwards by applying a force by hand. If the hand moves 0.2 m while applying the force and the ball goes up to 2 in height further, find the magnitude of the force. Consider g = 10m/s 2
A. 22N
B. 16N
C. 20N
D. 4NSubmitted by: Huzaifa Naseer
- Coercive force is the force which opposes ____________________?
A. Demagnetization
B. Breakage
C. Extension
D. Surface cracking - Two identical metal balls with charges + 2Q and – Q are separated by some distance, and exert a force F on each other. They are joined by a conducting wire, which is then removed. The force between them will now be_________?
A. F
B. F/2
C. F/4
D. F/8Submitted by: Tauseef Ali
- Light reaches the earth form sun in nearly____________________?
A. 15 minutes
B. 10 minutes
C. 8 minutes
D. 8 minutes 30 seconds - 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 - The unit of coefficient of linear expansion or volume expansion is__________?
A. K
B. K-1
C. K -2
D. noneSubmitted by: Mahrukh
- The efficiency of the Carnot engine working between 150°C and 50°C is__________?
A. 50%
B. 100%
C. 23.6%
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- When car takes turn around a curve road, the passengers feel a force acting on them in a direction away from the center of the curve. It is due to__________________?
A. Centripetal force
B. Gravitational force
C. Their inertia
D. Centrifugal force
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