Question

(A) different
(C) variable
(D) None of these
60. What is the initial velocity of an object which travels a distance of 1012 +15t + 5
along a straight line in time t?
(A) - 10
(B) + 10
(C) - 15
(D) + 15
61.
At zero acceleration a particle moves along a straight line. What is the velocity
particle at the position of x = 14 – 2012 + 42 ?
(A) + 48.68 m/sec
(B) – 48.68 m/sec
(C) +42 m/sec
(D) – 42 m/sec
What is the length of a train which crosses a bridge of 150 m in 20 sec.
speed of 40 km/h ?
222 m
(B) 150 m​

Answer 1

Answer:

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