Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) In the circuit shown below R is varied from zero to a very large value. If P is power delivered by cell to the combination of resistances between X and Y. Then which of the following P - R graph is correct. - Sarthaks eConnect

In the circuit shown below R is varied from zero to a very large value. If P is power delivered by cell to the combination of resistances between X and Y. Then which of the following P - R graph is correct.

In the circuit shown below R is varied from zero to a very large value. If P is power delivered by cell to the combination of resistances between X and Y. Then which of the following P - R graph is correct.

A.

B.

C.

D.

Solution

0 votes

Best answer

Power delivered by cell to the combination is max. When `R+1=2Omega, R=2Omega` for R=0,

`P=100/9 W`