A potentiometer cannot be used to:

A potentiometer cannot be used to:
1). measure emf of a cell
2). compare emf of two cells
3). measure internal resistance of a cell
4). measure unknown temperature

A potentiometer is used to:

1) Measure emf of a cell

2) Compare emf of two cells

3) Measure the internal resistance of a cell

Potentiometer can’t be used to measure unknown temperature.

• Three measuring rods are of length 120 cm, 100 cm and 150 cm. Find the least length of the fence that can be measure an exact number of times, using any of the rods. How many times each rod will be used to measure the length of the fence?
• If the MAX_SIZE is the size of the array used in the implementation of circular queue, assume array index start with O, front points towards the first element in the queue, and rear points towards the last element in the queue. Which of the following cond
• Directions: In the following questions, the symbols #, %, *, & and @ are used with the following meaning as illustrated below: P & Q means “P is neither smaller nor equal to Q”. P % Q means “P is not smaller than Q”. P @ Q
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