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
Answer Posted / kuldipsinh
P= i2rt
P=2^2.100.10
=4000wh
=4kwh
| Is This Answer Correct ? | 19 Yes | 2 No |
Post New Answer View All Answers
what is the diff. between x'mer , isolation x'mer & ultra-isolation x'mer ?????????????
WHY EARTHING NOT NEEDED IN BATTERY IN SUBSTATION
i need previous entrence exam papers of nhpc.
What is the reason of polyphase induction motor tripping suddenly on high current during running at 70% laod? Motor IR , winding resistance & inductance balance. Motor no load current is balance and ok as per mgfr. data.
In a large office how do we calculate required number of light fittings, assuming fittings are 4x18W or 2x36W fluorescent fitting ?
What happened when voltage will half value of current ...
How can eliminate noise problem inside temperature controller temp. variation due to contactor chattering problem.
Differenciate between circuit wiring and sub main wiring with illustrations
Vaccum circuit breaker
Earth has zero potential then what would be the neutral potential ?
I am a possesor of c licence from 1993. I forgot to renew during the year 1998. During that time I was working at TNEB to till date. Is there any possibility to get renewed? or to apply for a new one?
Can we put 3 layers of cable tray while installing tray
where can i get vijaya electricals limited in hyderabad interview auestions can u give me the website address plz
Which contains in POLE ASSEMBLY of a 11KV Kirloskar-make SF6 (Model No-FP620A12)? Will u clarify with drawing?
I am using submission of two ct in one and half scheme for 67/67N protection. Both CTs star point is grounded separately near ct box.Will two point ground give wrong tripping to 67/67N during fault or no matter.