NEET Physics: Questions 135 - 139 of 2099
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Question number: 135
A metal sphere is hung by a string fixed to a wall. The sphere is pushed away from the wall by a stick. The forces acting on the sphere are shown in the second diagram. Which of the following statements is wrong?
In above fig we shows that metal sphere fixed at the wall, as we apply some force on it then motion is taking place, here angle is .
+ + = 0
T 2 + P 2 + W 2 = 0
T2 = P2 + W2
p = w
Question number: 136
Question number: 137
Question number: 138
A particle moves along x-axis and its acceleration at any time t is a = 2 sin (πt), where t is in seconds and a is in m/s 2. The initial velocity of particle (at time t = 0) is u = 0.