Physics-Magnetism & Electricity at Work (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 42 - 46 of 47

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Question number: 42

» Physics » Magnetism & Electricity at Work

MCQ▾

Question

Tendency of an atom in a molecule to attract the shared pair of electron towards itself is known as

Choices

Choice (4) Response

a.

Valency

b.

Electron-affinity (EA)

c.

Ionisation energy (i.e.)

d.

Electronegativity (EN)

Question number: 43

» Physics » Magnetism & Electricity at Work

MCQ▾

Question

Consider the following facts regarding electrons and identify the incorrect statements.

Choices

Choice (4) Response

a.

Electron was named by stoney

b.

Relative charge of an electron is

c.

Mass of an electron is

d.

Charge of an electron is

Question number: 44

» Physics » Magnetism & Electricity at Work

MCQ▾

Question

If a length is increased due to stretching, then the percentage increase in its resistance will be

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 45

» Physics » Magnetism & Electricity at Work

Assertion-Reason▾

Assertion (Ꭺ)

is Ohm’s law

Reason (Ꭱ)

graph is always a straight line passing through origin

Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are false

b.

Ꭺ is false but Ꭱ is true

c.

Ꭺ is true but Ꭱ is false

d.

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

Question number: 46

» Physics » Magnetism & Electricity at Work

MCQ▾

Question

In the circuit diagram shown, find currents i1 and i2.

A circuit with three resisters

A Circuit With Three Resisters

Find the currents flowing in different resister by using given values

Choices

Choice (4) Response

a.

b.

c.

d.

f Page
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