A current of 2A flows for 10 hour through a 100 ohm resistor. The energy consumed by the resistor is:(a) 0.5 kWh(b) 4 kWh(c) 2 kWh(d) 0.02 kWh
Answers were Sorted based on User's Feedback
Answer / jashobanta kisan
Answer by Jashobanta
P= i2rt
P=2^2.100.10
=4000wh
=4kwh
Is This Answer Correct ? | 4 Yes | 2 No |
what is the diff. between x'mer , isolation x'mer & ultra-isolation x'mer ?????????????
What is the abbreviation of NGT panel
Why use windmills is squirell cage generators?How to calculate the slip ?
why we take transformer reading in kva
why we are using the 2 slope in differential relay?but in busbar differential we are using only one slope. what is the reason.
Draw a block diagramof Three UPS systems connected in Parallel mode?
Why AC current leads voltage in capacitor and how?
how to maintain ht line?
What will happen if apply dc source for power transformer
if we want to increase the back up time of an UPS what should we do ? if we want to decrease the charging time of a battery/batteries attached with the UPS what should we do ?
how define the torque in ac drive. from electrical side in the drive friquency ,voltage and current three factor is there.
What happen if we apply square wave or traiangular waveform voltage to the transformer primary winding instead of sinusoidal wave?