The forces which meet at one point and have their lines of action in different p

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Question
The forces which meet at one point and have their lines of action in different planes are called
Options
A. coplaner non-concurrent forces
B. non-coplaner concurrent forces
C. non-coplaner non-current forces
D. intersecting forces
E. none of these.

Correct Answer

non-coplaner concurrent forces

Applied Mechanics problems

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1. A bullet weighing 200 g is fired horizontally with a velocity of 25 m/sec from a gun carried on a carriage which together with the gun weighs 100 kg. The velocity of recoil of the gun, will be
Options
A. 0.01 m/sec
B. 0.05 m/sec
C. 1.00 m/sec
D. 1.5 m/see.

2. If a body moves in such a way that its velocity increases by equal amount in equal intervals of time, it is said to be moving with
Options
A. a uniform retardation
B. a uniform acceleration
C. a variable acceleration
D. a variable retardation
E. none of these.

3. A square hole is punched out of a circular lamina, the diagonal of the square being the radius of the circle. If r is the radius of the circle, the C.G. of the remainder from the corner of the square on the circumference will be
Options
A.
B.
C.
D.

5. The maximum value of effective stress in the past divided by the present value, is defined as over consolidation ratio (OCR). The O.C.R. of an over consolidated clay is
Options
A. less than 1
B. 1
C. more than 1
D. None of these.

6. Which one of the following statements is true?
Options
A. The tangent of the angle of friction is equal to coefficeint of friction
B. The angle of repose is equal to angle of friction
C. The tangent of the angle of repose is equal to coefficient of friction
D. All the above.

7. At a given instant ship A is travelling at 6 km/h due east and ship B is travelling at 8 km/h due north. The velocity of B relative to A is
Options
A. 7 km/hrs
B. 2 km/hrs
C. 1 km/hrs
D. 10 km/hrs
E. 14 km/hrs.

10. If a particle is projected inside a horizontal tunnel which is 554 cm high with a velocity of 60 m per sec, the angle of projection for maximum range, is
Options
A. 8�
B. 9�
C. 10�
D. 11�
E. 12�.

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