# NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 519 - 522 of 2184

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## Question number: 519

Edit
Assertion-Reason▾

### Assertion (Ꭺ)

In a simple battery circuit the point of lowest potential is negative terminal of the battery.

### Reason (Ꭱ)

The current flows towards the point of the higher potential as it flows in such a circuit from the negative to the positive terminal.

### Choices

Choice (4) Response

a.

Ꭺ is true but Ꭱ is false

b.

Ꭺ is false but Ꭱ is true

c.

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

d.

Both Ꭺ and Ꭱ are false

## Question number: 520

Edit
MCQ▾

### Question

In the given circuit the current I 1 is Circuit Diagram Consist of Three Resistor and Two Battery Here in figure 30Ω resistor connected in one branch, 40 Ω resistor and one battery connected in second branch and 40 Ω resistor and battery connected in third branch. And all three branches are parallel to each other. I1, I2 and I3 are the current passing through these branches respectively.

### Choices

Choice (4) Response

a.

-0.4 A

b.

-0.8 A

c.

0.4 A

d.

0.8 A

## Question number: 521

Edit
MCQ▾

### Question

In a potentiometer experiment the balancing with a cell is at length 240 cm. On shunting the cell with a resistance of 2 Ω, the balancing length becomes 120 cm. The internal resistance of the cell is

### Choices

Choice (4) Response

a.

2 Ω

b.

4 Ω

c.

1 Ω

d.

0.5 Ω

## Question number: 522

Edit
MCQ▾

### Question

Twelve wires of equal length and same cross-section are connected in the form of a cube. If the resistance of each of the wires is R, then the effective resistance between the two diagonal ends would be Cube Made by Twelve Wires of Equal and Same Cross-Section Area. Twelve wires of equal length and same cross-section are connected in the form of a cube. The resistance of each wires is R.

### Choices

Choice (4) Response

a.

R

b.

8 R

c.

2 R

d.

12 R