Question: Concurrent forces are those forces whose lines of action [A]. lie on the same line [B]. meet at one point [C]. meet on the same plane [D]. none of these Answer: Option B Explanation: No answer description available for…

Question: A body is said to move or vibrate with simple harmonic motion if its acceleration is directed towards the mean position. [A]. True [B]. False Answer: Option A Explanation: No answer description available for this question.

Question: The amplitude is always __________ radius of the circle. [A]. equal to [B]. less than [C]. greater than Answer: Option A Explanation: No answer description available for this question.

Question: Frequency of vibrations means the number of cycles per second. [A]. Yes [B]. No Answer: Option A Explanation: No answer description available for this question.

Question: In order to completely specify angular displacement by a vector, it must fix [A]. direction of the axis of rotation [B]. magnitude of angular displacement [C]. sense of angular displacement [D]. all of these Answer: Option D Explanation: No…

Question: The angular velocity (in rad / s) of a body rotating at N revolutions per minute is [A]. πN/60 [B]. πN/180 [C]. 2πN/60 [D]. 2πN/180 Answer: Option C Explanation: No answer description available for this question.

Question: If a number of forces are acting at a point, theirresultant will be inclined at an angle θ with the horizontal, such that [A]. tan θ = ∑H/∑V [B]. tan θ = ∑V/∑H [C]. tan θ = ∑Vx∑H [D].…

Question: The cartesian equation of trajectory is(where u = Velocity of projection, α = Angle of projection, and x, y = Co-ordinates of any point on the trajectory after t seconds.) [A]. [B]. [C]. [D]. Answer: Option C Explanation: No…

Question: Which of the following statement is correct in connection with projectiles? [A]. A path, traced by a projectile in the space, is known as trajectory. [B]. The velocity with which a projectile is projected, is known as the velocity…