41.The resistance of a tungsten filament @ 150C is 133 Ohms. Find resistance @ 500C. The temperatue co-efficient of resistance of tungsten is 0.0045per*C.

Open in App

Solution

Suggest Corrections

Similar questions

Q. Resistance of tungsten wire at

150^{o}

C is

133 Ω

. Its resistance temperature coefficient is

0.0045 /^{o}

C. The resistance of this wire at

500^{o}

C will be?

The resistance of hot tungsten filament is about 10 times to that of cold tungsten filament. What will be the resistance of 100 W and 220 V lamp when not in use?

The resistance of the bulb filament is 100 $Ω$ at a temperature of 100 $^{\circ}$ C. If its temperature co-efficient of resistance be 0.005 per $^{\circ}$ C, its resistance will become 200 $Ω$ at a temperature

The winding of a motor has a resistance of 80 ohms at 15⁰C. Find its resistance at 50⁰ C. the temperature co-efficient of resistance is 0.004/⁰C

Q. The resistance of hot tungsten filament is about

10

times the cold resistance. The resistance of

100 W

and

200 V

lamp, when not in use is:

Join BYJU'S Learning Program

Select...

41.The resistance of a tungsten filament @ 150*C is 133 Ohms. Find resistance @ 500*C. The temperatue co-efficient of resistance of tungsten is 0.0045per*C.

41.The resistance of a tungsten filament @ 150C is 133 Ohms. Find resistance @ 500C. The temperatue co-efficient of resistance of tungsten is 0.0045per*C.