Physics, asked by singhshalti2017, 5 days ago

. The reading of ammeter is 2A and that of voltmeter connected across an unknown resistor R is 0.5 V. Calculate the value of R. this a question dont deleted this again and again read it carefully

Answers

Answered by asmi120308a

60. A resistor with a resistance of R is connected to a battery with a voltage of V to produce a current of I. What would be the new current (in terms of I) if ...

a. ... the resistance is doubled and the same voltage is used?

b. ... the voltage is doubled and the same resistance is used?

c. ... the voltage is tripled and the resistance is doubled?

d. ... the voltage is doubled and the resistance is halved?

e. ... the voltage is halved and the resistance is doubled?

f. ... five times the voltage and one-third the resistance is used?

g. ... one-fifth the voltage and one-fourth the resistance is used?

Answered by abdulazizmpkhan024

R=V/I

R=5/2

R=2.5Ω

the resistance is 2.5 Ω

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