## Lakshya Education MCQs

Question: Two objects moving with uniform speeds are 5 m apart after 1 second when they move towards each other and are 1 m apart when they move in the same direction.the speeds of the objects are:
Options:
 A. 2 m/sec and 2 m/sec B. 3 m/sec and 2 m/sec C. 3 m/sec and 3 m/sec D. 4 m/sec and 6 m/sec

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## More Questions on This Topic :

Question 1. Two objects moving with uniform speeds are 5 m apart after 1 second when they move towards each other and are 1 m apart when they move in the same direction.the speeds of the objects are:
1.     2 m/sec and 2 m/sec
2.     3 m/sec and 2 m/sec
3.     3 m/sec and 3 m/sec
4.     4 m/sec and 6 m/sec
Question 2. If a particle moves with a uniform angular velocity ‘ω’ radians/sec along the circumference of a circle of radius ‘r’, the equation for the velocity of the particle, is
1.     v = ω √(y² - r²)
2.     y = ω √(y - r)
3.     v = ω √(r² + y²)
4.     v = ω √(r² - y²)
Question 3. Periodic time of a particle moving with simple harmonic motion is the time taken by the particle for
1.     Half oscillation
2.     Quarter oscillation
3.     Complete oscillation
4.     None of these
Question 4. A bullet weighing 200 g is fired horizontally with a velocity of 25 m/sec from a gun carried on a carriage which together with the gun weighs 100 kg. the velocity of recoil of the gun, will be
1.     0.01 m/sec
2.     0.05 m/sec
3.     1.00 m/sec
4.     1.5 m/see
Question 5. If a particle moves with a uniform angular velocity ‘ω’ radians/sec along the circumference of a circle of radius ‘r’, the equation for the velocity of the particle, is
1.     v = ω √(y² - r²)
2.     y = ω √(y - r)
3.     v = ω √(r² + y²)
4.     v = ω √(r² - y²)
Question 6. A satellite goes on moving along its orbit round the earth due to
1.     Gravitational force
2.     Centrifugal force
3.     Centripetal force
4.     None of these