Related Questions

Which of the following statements are correct regarding power transmission through V-belts? (i) V-belts are used at the high-speed end. (ii) V-belts are used at the low-speed end. (iii) V-belts are of standard lengths. (iv) V-angles of pulleys and belts are standardized. Select the correct answer using the code given below.
Statement 1: It is generally not possible to change the direction of flow with belt conveyors. Statement 2: If belt conveyors are to be used in the bent position, slat belts are used.
In replacing the V-belts, a complete set of new belts is used instead of replacing a single damaged belt because
The ribbed V belts don’t require any type of lubrication like V belts.
The ratio of the driving tensions for V-belts is _____________ times that of flat belts.
Consider the following statements:
1. Either of the two belts over the oceans at about 30° to 35° N and S Latitudes is known as Horse Latitude.
2. Horse latitudes are low pressure belts.
Which of the statements given above is/are correct?
Directions : In each of the following questions a statement is given, followed by two conclusions. Give answer :

Statement : An announcement: Passengers in their own interest are advised to fasten their seat belts while seated in the trolley of the ropeway.

Assumptions :
I. People are always careful about their own safety.
II. Unless advised, passengers might not use the seat belts.
The ratio of the driving tensions for V-belts is __________ times that of flat belts.
(Where β = Semi-angle of the groove)
Rate of change of price of common cooking slat and the quantity demanded of such can be best described by the following elasticity state of demand (no change in any possible intervening factor assumed).
Fixed slat is permanently extended.