# NEET (National Eligibility cum Medical Entrance Test) Physics: Questions 486 - 491 of 2142

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## Question number: 486

MCQ▾

### Question

An electric lamp is marked 60 W, 230 V. The cost of a 1 kWh of energy is Rs. 1.25. The cost of using this lamp 8 hr a day for 30 days is (approximately)

### Choices

Choice (4) Response

a.

Rs 20

b.

Rs 16

c.

Rs. 10

d.

Rs 18

## Question number: 487

MCQ▾

### Question

A voltmeter can measure up to 25 volt and its resistance is 1000 Ω . The resistance required to add with voltmeter to measure up to 250 volt will be

### Choices

Choice (4) Response

a.

900 Ω

b.

2500 Ω

c.

1000 Ω

d.

9000 Ω

## Passage

In the circuit shown in the figure,

## Question number: 488 (1 of 3 Based on Passage) Show Passage

MCQ▾

### Question

Rate of conversion of chemical energy within the battery is

### Choices

Choice (4) Response

a.

4W

b.

20W

c.

14W

d.

24W

## Question number: 489 (2 of 3 Based on Passage) Show Passage

MCQ▾

### Question

Rate of dissipation of electrical energy in external resistor is

### Choices

Choice (4) Response

a.

24 W

b.

20 W

c.

14 W

d.

4W

## Question number: 490 (3 of 3 Based on Passage) Show Passage

MCQ▾

### Question

Rate of dissipation of electrical energy in battery is

### Choices

Choice (4) Response

a.

24 W

b.

20W

c.

4 W

d.

14 W

## Question number: 491

MCQ▾

### Question

In the shown arrangement of the experiment of the meter bridge if AC corresponding to null deflection of galvanometer is x, what would be value of x if the radius of cross-sectional area the wire AB is doubled

### Choices

Choice (4) Response

a.

b.

c.

d.

f Page