Electrostatics-Forces between Two Point Charges [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Physics]: Questions 1 - 4 of 12

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Question 1

Question Assertion-Reason▾

Assertion(Ꭺ)

Direction of electric field at a point signifies direction of force experienced by a point charge placed at that point.

Reason(Ꭱ)

Electric field is a vector quantity.

Choices

Choice (4)Response

a.

Ꭺ is false but Ꭱ is true

b.

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

c.

Ꭺ is true but Ꭱ is false

d.

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

Edit

Question 2

Question MCQ▾

A charged ball B hangs from a silk thread S, which makes an angle θ with a large charged conducting sheet P, as shown in the figure. The surface charge density a of the sheet is proportional to

A Charged Ball System

Choices

Choice (4)Response

a.

Cos θ

b.

Cot θ

c.

Tan θ

d.

Sin θ

Edit

Question 3

Appeared in Year: 2004 (AIIMS)

Question MCQ▾

In the basic CsCl crystal structure, Cs+ and CI- ions are arranged in a bcc configuration as shown below. The net electrostatic force exerted by the eight Cs+ ions on the CI- ion is, [AIIMS]

The Basic CsCl Crystal Structure

Choices

Choice (4)Response

a.

b.

c.

zero

d.

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Question 4

Appeared in Year: 2004 (AIIMS)

Question MCQ▾

A charged oil drop is suspended in a uniform field of so that it neither falls nor rises. The charge on the drop will be –

(Take the mass of the charge and ) (AIEEE)

Choices

Choice (4)Response

a.

b.

c.

d.

Edit