IIT-JEE 2006 | Current Electricity Question 33 | Physics

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IIT-JEE 2006

MCQ (Single Correct Answer)

-1

Consider a cylindrical element as shown in the figure. The current that flows through the element is I and resistivity of material of the cylinder is $\rho$. Choose the correct option out the following

IIT-JEE 2006 Physics - Current Electricity Question 3 English

Power loss in first half is four times the power loss in second half.

Voltage drop in first half is 4 times of voltage drop in second half.

Current density in both halves are equal.

Electric field in both halves is equal

IIT-JEE 2005 Mains

MCQ (Single Correct Answer)

-1

An unknown resistance X is to be determined using resistances R$$_1$$, R$$_2$$ or R$$_3$$. Their corresponding null points are A, B and C. Find which of the above will give the most accurate reading and why ?

IIT-JEE 2005 Mains Physics - Current Electricity Question 5 English

R = R$$_1$$

R = R$$_2$$

R = R$$_3$$

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