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PUNJAB BOARD PREVIOUS YEAR PAPERS-Electric Current, Resistance and E.M.F. -Exercise
- What is resistance of carbon resistance on which colour of ring in seq...
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- A carbon resistor of 47k Omega is to be marked with rings of different...
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- What is the colour coding of strips on the carbon resistor of resitor ...
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- A letter .A. consists of a uniform wire of resisrtance .A. one ohm per...
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- To produce 10^3 Joules of heat in 10 seconds, how much voltage should ...
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- A current of 5 ampere flows in a 10 ohm resistor. Calculate rate of he...
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- A heater is rated as 220 volts, 880 watts. What is the current drawn b...
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- A carbon resistor has three colours yellow, blue and red respectively....
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- A carbon resistor has three colours red, yellow and blue respectively....
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- Two resistances when connected in series give a total resistance of 18...
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- Two resistances are inthe ratio of 1:4.If these are connected in paral...
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- Two resistances when connected in series give a resistance of 9Q and w...
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- How will you represent aresistance of 3700 Omega +- 10% by colour codi...
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- Calculate the resistivity of the material of wire 1.0 m (meter) long 0...
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- A wire of length15m (meter) and uniform area of cross section 6.0 xx 1...
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- A wire of length 2.0 m, diameter 1.0 mm has 50 xx 10^-3 Omega (ohm) re...
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- A parallel combination of three resistors takes a current of 5A from a...
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- The parallel combination of three resistors takes a current of 7.5A fr...
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- A series combination of three resistors takes a current of 2A from a 2...
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- A wire has a resistance of 10.5Omega at 21^@C and 16.4Omega at 147^@C....
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