- (A) maximum at periphery and zero at center
- (B) maximum at center
- (C) uniform throughout
- (D) average value in center
- (E) none of the above
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- (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) r/2
- (B) r/A
- (C) r/%
- (D) 0.134 r
- (E) 3r/8
- (A) balance each other
- (B) cannot balance each other
- (C) produce moment of a couple
- (D) are equivalent
- (E) none of the above
- (A) limiting friction
- (B) sliding friction
- (C) rolling friction
- (D) kinematic friction
- (E) dynamic friction
- (A) in the middle
- (B) at the tip below the load
- (C) at the support
- (D) anywhere
- (E) none of the above
- (A) 1:2
- (B) 1 : 3
- (C) 1 : 4
- (D) 1 : 2.5
- (E) 1 : 2.25
- (A) size of rivet
- (B) size of the drilled or reamed hole
- (C) average of size of rivet and hole
- (D) smaller of the two
- (E) any one of the above
