UPPSC AE ME || Paper-1 Quiz-9

Probabilistic time for a production activity can be found using

When at a point two solid phase changes to one solid phase on cooling then it is known as _________.

A dimension is stated as 25 ± 0.02mm in a drawing. What is the tolerance in mm?

In a circle an ant travel from A to B as shown in figure, the displacement travelled by the ant is____.(if radius of the circle is R)

In a factory, an elevator is required to carry a body of mass 100 kg. What will be the force (in N) exerted by the body on the floor of the lift, when the lift is moving upwards with retardation of 0.8 m/s² ?

Which welding process is used to join two thick plates in one single pass?

The variance of the activity in a PERT network with the worst and best period of 42 and 36 days respectively is _______

The relation between  is

Where,