Home
Class 12
PHYSICS
A step down transformer converts a volta...

A step down transformer converts a voltage of 2200 V into 220V in the transmission line. Number of turns in primary coil is 5000. Efficiency of the transformer is 90% and its output power is 8 kW. Calculate the
number of turns in the secondary coil.

Promotional Banner

Similar Questions

Explore conceptually related problems

A step down transformer converts a voltage of 2200 V into 220V in the transmission line. Number of turns in primary coil is 5000. Efficiency of the transformer is 90% and its output power is 8 kW. Calculate the input power.

A transformer decreases the alternating supply voltage from 2200 V to 220 V. If the number of turns in the primary coil of the transformer is 2000, calculate the number of turns in secondary.

A step down transformer has 800 turns in the primary. The supply voltage is 240 V. If the transformer is to be used to light a 6V lamp, what should be the number of turns in the secondary?

The number of turns in primary and secondary coil of transformer are 1000 to 5000 and 90 V ac is applied to primary, hence the voltage at the secondary is

In a step up transformer, the input voltage is 300 V and the output voltage is 15 kV. Then the ratio of the number of turns in the primary to that in the secondary is

The primary of transformer has 5000 turns and works on 400V and 100 Walt. Find the number of turns in the secondary to step down voltage to 100V.

In a step up transformer , the transformation ratio is 100. The primary voltage is 200V and input power is 1000 watt.The number of turns in the primary is 100. Calculate the number of turns in secondary

In a step up transformer , the transformation ratio is 100. The primary voltage is 200V and input power is 1000 watt.The number of turns in the primary is 100. Calculate current in the secondary.

In a step up transformer , the transformation ratio is 100. The primary voltage is 200V and input power is 1000 watt.The number of turns in the primary is 100. Calculate the current in the primary

In a transformer the number of turns in primary and secondary are 500, 2500 turns, respectively. If the power input to primary is 80 xx 10^-3 W at 241 V, calculate : current in primary.