Related Questions

Low tension cables are generally used up to
A 200 V
B 500 V
C 700 V
D 1000 V
When the belt is stationary, it is subjected to some tension known as initial tension. The value of this tension is equal to the
A tension in the tight side of the belt
B tension in the slack side of the belt
C sum of the tensions on the tight side and slack side of the belt
D average tension of the tight side and slack side of the belt
The operating voltage of extra high tension cables is upto
A 6.6 kV
B 11 kV
C 33 kV
D 66 kV
The material generally used for armour of high voltage cables is
A Aluminium
B Steel
C Brass
D Copper
The operating voltage of super-tension cables is up to
A 3.3 kV
B 6.6 kV
C 11 kV
D 33 kV
Pressure cables are generally not used beyond
A 11 kV
B 33 kV
C 66 kV
D 132 kV
Multi-core cables generally use
A Square conductors
B Circular conductors
C Rectangular conductors
D None of the above
The power transmitted by a belt is maximum when the maximum tension in the belt is _________ of centrifugal tension.
A One-third
B Two-third
C Double
D Three times
The tension on the slack side of the belt is __________ the tension on the tight side of the belt.
A Equal to
B Less than
C Greater than
D None of these
If tension in the cable supporting a lift moving downwards is half the tension when it is moving upwards, the acceleration of the lift is
A $$\frac{{\text{g}}}{2}$$
B $$\frac{{\text{g}}}{3}$$
C $$\frac{{\text{g}}}{4}$$
D None of these

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