Mechanical Engineering - Theory of machines

1. 

A slider moving on a fixed link having constant radius of curvature will have its instantaneous centre at the centre of the circle.

A. Agree
B. Disagree

Answer: Option A

Explanation:

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2. 

According to Kennedy's theorem, if three bodies move relatively to each other, their instantaneous centres will lie on a

A. straight line
B. parabolic curve
C. triangle
D. rectangle

Answer: Option A

Explanation:

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3. 

The tangential component of acceleration of the slider with respect to the coincident point on the link is called coriolis component of acceleration.

A. Agree
B. Disagree

Answer: Option A

Explanation:

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4. 

The periodic time is given by (where ω = Angular velocity of the particle in rad/s)

A. ω/2π
B. 2π/ω
C. ω x 2π
D. π/ω

Answer: Option B

Explanation:

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5. 

When two links are connected by a pin joint, their instantaneous centre lies

A. on their point of contact
B. at the centre of curvature
C. at the centre of circle
D. at the pin joint

Answer: Option D

Explanation:

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