Current Electricity and Electrical InstrumentHard
Question
If in the circuit, power dissipation is 150 W, then R is
Options
A.2 Ω
B.6 Ω
C.5 Ω
D.4 Ω
⇒ R = 6 ΩTopic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
In a Wheatstone′s bridge, there resistances P, Q and R connected in the three arms and the fourth arm is formed by...A 1Ω voltmeter has range 1V. Find the additional resistance which has to join in series in voltmeter to increase th...In the potentiometer experiment if deflection in galvanometer is measured zero then current will become zero in : -...Find current through the resistance 4Ω if resistance of voltmeter is 4Ω....When an ammeter of negligible internal resistance is inserted in series with circuit it reads 1A. When the voltmeter of ...