When the body is suspended at the point of suspension, its periodic time and frequency will be ________ as compared to the body suspended at the point of percussion.

If a suspended body is struck at the centre of percussion, then the pressure on die axis passing through the point of suspension will be

A

Maximum

B

Minimum

C

Zero

D

Infinity

If a suspended body is struck at the center of percussion, then the pressure on die axis passing through the point of suspension will be

A

Maximum

B

Minimum

C

Zero

D

Infinity

The periodic time of a compound pendulum is __________ when the distance between the point of suspension and the center of gravity is equal to the radius of gyration of the body about its center of gravity.

A

Zero

B

Minimum

C

Maximum

D

None of these

The center of percussion of the homogeneous rod of length L suspended at the top will be

A

$$\frac{{\text{L}}}{2}$$

B

$$\frac{{\text{L}}}{3}$$

C

$$\frac{{3{\text{L}}}}{4}$$

D

$$\frac{{2{\text{L}}}}{3}$$

The centre of percussion of the homogeneous rod of length ‘L’ suspended at the top will be

A

$$\frac{{\text{L}}}{2}$$

B

$$\frac{{\text{L}}}{3}$$

C

$$\frac{{3{\text{L}}}}{4}$$

D

$$\frac{{2{\text{L}}}}{3}$$

To ensure that the hogging bending moment at two points of suspension of a pile of length L equals the sagging moment at its centre, the distances of the points of suspension from either end, is

A

0.107 L

B

0.207 L

C

0.307 L

D

0.407 L

The centre of percussion is below the centre of gravity of the body and is at a distance equal to

A

h / kG

B

h.kG

C

h2/kG

D

k2G/h

When a body moves with simple harmonic motion, the product of its periodic time and frequency is equal to

A

zero

B

one

C

п/2

D

п

A pile of length ‘L’ carrying a uniformly distributed load ‘W’ per metre length is suspended at two points, the maximum, B.M. at the centre of the pile or at the points of suspension, is

A

$$\frac{{{\text{WL}}}}{8}$$

B

$$\frac{{{\text{W}}{{\text{L}}^2}}}{{24}}$$

C

$$\frac{{{\text{W}}{{\text{L}}^2}}}{{47}}$$

D

$$\frac{{{\text{W}}{{\text{L}}^2}}}{{16}}$$

A pile of length carrying a uniformly distributed load per metre length is suspended at two points, the maximum, B.M. at the centre of the pile or at the points of suspension, is

A

WL/8

B

WL2/24

C

WL2/47

D

WL2/16

When the body is suspended at the point of suspension, its periodic time and frequency will be ________ as compared to the body suspended at the point of percussion.

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