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31.

Select the correct statement

A.	The body centrode rolls on the space centrode.	B.	The space centrode rolls on the body centrode.
C.	Both body and space centrodes may role on each other.	D.	The body centrode never touches space centrode.

32.

At the instantaneous centre, the velocity of the moving lamina at any instant is

A.	zero	B.	maximum
C.	minimum	D.	varying

33.

Instantaneous centre is at infinity when the angular velocity is

A.	constant	B.	zero
C.	maximum	D.	minimum

34.

For a given velocity of a projectile, the range is maximum when the angle of projection is

A.	30°	B.	45°
C.	90°	D.	0°

35.

The angle of projection at which the horizontal range and maximum height of a projectile are equal to

A.	36°	B.	45°
C.	56°	D.	76°

36.

The maximum value of the horizontal range for a projectile projected with a velocity of 98 m/sec is

A.	98 m	B.	490 m
C.	980 m	D.	1960m

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