# NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 494 - 497 of 2320

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## Question number: 494

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MCQ▾

### Question

The shunt required for 10 % of main current to be sent through the moving coil galvanometer of resistance 99 Ω will be

### Choices

Choice (4)Response

a.

11 Ω

b.

9.9 Ω

c.

90 Ω

d.

0.9 Ω

## Question number: 495

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MCQ▾

### Question

For the circuit shown in the figure Circuit Diagram with R1, R2 and R3 ResistorR1 = 2kΩ, R2 = 6kΩ and RL = 1.5kΩ are connected with 24V battery as shown in figure.

Select the correct answers and mark it according to the following codes:

1. The potential difference across R L is 18 V
2. The current I through the battery is 7.5 mA
3. Ratio of powers dissipated in R 1 and R 2 is 3
4. If R 1 and R 2 are interchanged magnitude of the power dissipated in R L will decrease by a factor of 9

### Choices

Choice (4)Response

a.

1 and 2

b.

1 and 3

c.

1,2 and 3

d.

2 and 4

## Question number: 496

Edit
MCQ▾

### Question

An ammeter with internal resistance 90 Ω reads 1.85 A when connected in a circuit containing a battery and two resistors 700 Ω and 410 Ω in series. Actual current will be

### Choices

Choice (4)Response

a.

Less than 1.85 A

b.

Greater than 1.85 A

c.

1.85 A

d.

Question does not provide sufficient data or is vague

## Question number: 497

Edit
Assertion-Reason▾

### Assertion (Ꭺ)

voltammeter measures current more accurately than ammeter.

### Reason (Ꭱ)

Relative error will be small if measured from voltammeter.

### Choices

Choice (4)Response

a.

Both Ꭺ and Ꭱ are false

b.

Ꭺ is true but Ꭱ is false

c.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

d.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

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