Explain the power rating of a bulb, say 60W, what if the
voltage changes
Answer Posted / suresh
IF THE BULB POWER HAVINE 60W MEANS ,I^2R IS 60W.IF VOLTAGE
DECREASED BELOW RATED VALUE .BULB WILL DIM.
| Is This Answer Correct ? | 12 Yes | 5 No |
Post New Answer View All Answers
Tell me in detail about c.t. And p.t. ?
When we need up only in o/p 440v, so why we use directly in 11kva in input?
Can Anyone suggest the Standards (IEC or IS) for selecting copper current density?
UG cable sizes were specified in sqmm. But practically its not coming to mesure. What's the reason for that? And how they specify the size of the cable?
What is Diff btw Fire Alarm & VESDA System???
what is photo voltic cell,& what are the materials associated with that?and any spcifications like volts/cm etc?
What is the difference between a Root Locus plot and a Bode plot?
How many types are using in 220kv/400 kv swith yard
In all analog voltmeters or ammeter showing some small size symbols. as well as a star and in star 2no. digit, resister symbol,and other. what is that's meaning ?
In constant power region of 3-phase IM torque-speed characteristics, if frequency increases slip A does not alter B decreases C increases D none of above
How to calculate capacitor bank size at a load 800kVA.
i have interview in Pepsi company what type of question will ask please send the question and answeer
What are two contours of nichols chart?
where lt & ht capacitor used
7- What is the Dissipation Factor and the difference between it and Insulation Resistance Test? 8- What is the task (function) of DC and AC reactors in power plant? 9- What is the task (function) of (open delta with earthed) in some types in transformers? 10- What is the base of the selection of the vector group in transformers? 11- What is the zig-zag transformer and its function by drawing in large detail? 12- What is the polarity ? 13- Why we make short between phase(R) in high side and phase (r) in low side in vector group test? Where High Side ( R ,S and T ) and Low Side ( r ,s and t ). 14- What are the time on delay and time off delay? 15- What is the vector group? 15- What is the task (function) of different types of vector group such as Dyn11 , Dd0 , YNd1,……..,?