A shaft 9 m long is subjected to a torque 30 t-m at a point 3 m distant from either end. The reactive torque at the nearer end will be_______.

5 tonnes metre

10 tonnes metre

15 tonnes metre

20 tonnes metre

Correct Answer : 20 tonnes metre

Recently Updated in Strength of Materials Questions

The structures constructed along are distributaries are called as _______

Inlets

Outlets

Channels

Distributaries

Correct Answer : Option (B) : Outlets

Explanation : An outlet is a simple and small irrigation structure which is constructed along the distributaries. The amount of water that is withdrawn through the outlet is in proportion to the area that is irrigated below respective point.

The upstream slope recommended for sand and gravel with RCC core wall is ______

2.5:1

1:2

3:1

1.5:1

Correct Answer : Option (A) : 2.5:1

Explanation : According to Terazghi, the following upstream slopes should be recommended.

1. Homogeneous well graded – 2.5 : 1
2. Homogeneous coarse silt – 3 : 1
3. Sand and gravel with RCC core wall – 2.5 : 1.

Major distributaries discharge varies from _______

0.25 to 5 cumecs

2 to 4 cumecs

1.5 to 5 cumecs

1.2 to 5 cumecs

Correct Answer : Option (A) : 0.25 to 5 cumecs

Explanation : The major distributary takes off from a branch canal to distribute the water to various parts of the field. The supply of the water varies from 0.25 to 5 cumecs.