Curioustab

Home » Mechanical Engineering » Engineering Mechanics

The velocity ratio of a single purchase crab winch can be increased by

increasing the length of the handle
increasing the radius of the load drum
increasing the number of teeth of the pinion
all of the above

Correct Answer: increasing the length of the handle

← Previous Question Next Question→

More Questions from Engineering Mechanics

A science teacher claimed that Newton's third law of motion is involved while studying the motion of rockets. His statement is
The maximum displacement of a body, from its mean position is called amplitude.
The moment of inertia of a square of side (a) about an axis through its centre of gravity is
The ratio of static friction to dynamic friction is always
A spherical body is symmetrical about its perpendicular axis. According to Routh's rule, the moment of inertia of a body about an axis passing through its centre of gravity is(where, M = Mass of the body, and S = Sum of the squares of the two semi-axes.)
A ladder is resting on a smooth ground and leaning against a rough vertical wall. The force of friction will act
The motion of a wheel of a car is
The slope on the road surface generally provided on the curves is known as
A body is said to move or vibrate with simple harmonic motion if its acceleration is directed towards the mean position.
The moment of inertia of a thin rod of mass m and length l,about an axis through its centre of gravity and perpendicular to its length is

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion