RRB JE-Mechanical Engineering Solved Paper-15

Test Preparation on RRB JE-Mechanical Engineering Solved Paper-15

1.

Which of the following disciplines provides a study of inertia forces arising from the combined effect of the mass and the motion of the parts

1theory of machines
2applied mechanics
3mechanisms
4kinetics
5kinematics.

2.

Which of the following disciplines provides a study of relative motion between the parts of a machine

1theory of machines
2applied mechanics
3mechanisms
4kinetics
5kinematics.

3.

Which of the following disciplines provides a study of the relative motion between the parts of a machine and the forces acting on the parts

1theory of machines
2applied mechanics
3mechanisms
4kinetics
5kinematics.

4.

The type of pair formed by two elements that are so connected that one is constrained to turn or revolve about a fixed axis of another element is known as

1turning pair
2rolling pair
3sliding pair
4spherical pair
5lower pair,

5.

Which of the following is a lower pair

1ball and socket
2piston and cylinder
3cam and follower
4(a) and (b) above
5belt drive.

6.

If two moving elements have surface contact in motion, such pair is known as

1sliding pair
2rolling pair
3surface pair
4lower pair
5higher pair.

7.

The example of lower pair is

1shaft revolving in a bearing
2straight line motion mechanisms
3automobile steering gear
4all of the above
5none of the above.

8.

Pulley in a belt drive acts as

1cylindrical pair
2turning pair
3rolling pair
4sliding pair
5surface pair.

9.

The example of rolling pair is

1bolt and nut
2lead screw of a lathe
3ball and socket joint
4ball bearing and roller bearing
5all of the above.

10.

Any point on a link connecting double slider crank chain will trace a

1straight line
2circle
3ellipse
4parabola
5hyperbola.

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