Mechanical Engineering - Engineering Mechanics

6.
The time of flight (t) of a projectile on a horizontal plane is given by
Answer: Option
Explanation:
No answer description is available. Let's discuss.

7.
The velocity ratio for the third system of pulleys is
n
n2
2n
2n - 1
Answer: Option
Explanation:
No answer description is available. Let's discuss.

8.
If the gravitational acceleration at any place is doubled, then the weight of a body will be
g/2
g
2g
2g
Answer: Option
Explanation:
No answer description is available. Let's discuss.

9.
The moment of inertia of a thin spherical shell of mass m and radius r, about its diameter is
mr2/3
2mr2/3
2mr2/5
3mr2/5
Answer: Option
Explanation:
No answer description is available. Let's discuss.

10.
The resultant of two forces P and Q (such that P > Q) acting along the same straight line, but in opposite direction, is given by
P + Q
P - Q
P / Q
Q / P
Answer: Option
Explanation:
No answer description is available. Let's discuss.