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A particle is fired with initial speed 30 m/s and lands back at same horizontal level. If its horizontal range is equal to 4.5 times the vertical he...
Find the power if a force of 100 N displaces an object by 10 m in 5 seconds.
If the Earth stopped rotating, what would happen to the apparent value of gravity (g) at different locations?
A particle moving in a straight line with uniform acceleration covers distances 5 m, 9 m, and 13 m in the 1st, 2nd, and 3rd second of motion respectivel...
The functioning of a quartz crystal in a watch is based on which principle?
Which of the following is not a vector quantity?
Which of the following is the ultimate source of energy?
Which of the following optical phenomena CANNOT convert unpolarised light to plane polarised light?
A tuning fork of frequency 440 Hz resonates with a pipe closed at one end, vibrating in its second overtone . If the speed of sound in air is 330 m/s, ...
A particle with charge q = 2 μC moves through a magnetic field B = 0.5 T with velocity v = 4 m/s at angle 60°. Find magnitude of magnetic force.
