59) If rain is falling in the opposite direction of the movement of a pedestrian, he has to hold his umbrella
Answer is:
less inclined when standing
Related Engineering Mechanics MCQ with Answers
Answer is:
45°
Explanation:
Angle of projection: Angle of projection is the angle, with the horizontal,at which the projectile is projected.
A projectile is fired at an angle θ to the vertical. Its horizontal range will be maximum when θ is 45°.
Answer is:
the friction force acting when the body is just about to move
Answer is:
less
Explanation:
Static Friction The friction experienced by a body, when it is at rest is known as static friction.
Dynamic Friction The friction experienced by a body, when it is in motion is called dynamic friction. Dynamic friction is also called as kinetic friction.
Dynamic friction always less than static friction.
The ratio of static friction to dynamic friction is always greater than one.
