- (A) angle between normal reaction and the resultant of normal reaction and the limiting friction
- (B) ratio of limiting friction and normal reaction
- (C) the friction force acting when the body is just about to move
- (D) the friction force acting when the body is in motion
- (E) tangent of angle of repose
Mechanical Engineering Mcqs
- (A) W
- (B) W sin (a + $)
- (C) Wtan(a + <|))
- (D) W\an(a-)
- (E) Wtana
- (A) more inclined when moving
- (B) less inclined when moving
- (C) more inclined when standing
- (D) less inclined when standing
- (E) none of the above
- (A) 3t2-lt
- (B) 3t2+2t
- (C) 6f-8
- (D) 6f-4
- (E) 6t2-8t
- (A) 0°
- (B) 30°
- (C) 45°
- (D) 60°
- (E) 90°.
- (A) bodies having relative motion
- (B) two dry surfaces
- (C) two lubricated surfaces
- (D) solids and liquids
- (E) electrically charged particles
- (A) Wtan(a + )
- (B) Wtan(a-)
- (C) Wcos(a + )
- (D) Wsin(a + )
- (E) W (sin a + cos ).
- (A) limiting friction
- (B) sliding friction
- (C) rolling friction
- (D) kinematic friction
- (E) dynamic friction
- (A) balance each other
- (B) cannot balance each other
- (C) produce moment of a couple
- (D) are equivalent
- (E) none of the above
- (A) nature of surfaces
- (B) area of contact
- (C) shape of the surfaces
- (D) ail of the above.
