Physics (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 122 - 126 of 133

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1042 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 450.00 or

Question number: 122

» Physics » Light

MCQ▾

Question

When a ray of light is going from one medium to another its

Choices

Choice (4) Response

a.

Wavelength increases

b.

Wavelength remains same

c.

Frequency remains same

d.

Frequency increases

Question number: 123

» Physics » Magnetism & Electricity at Work

MCQ▾

Question

If an electric current is passed through nerve of a man, then man

Choices

Choice (4) Response

a.

Is excited

b.

Begins to weep

c.

Becomes insensitive to pain

d.

Begins to laugh

Question number: 124

» Physics » Motion and Force

MCQ▾

Question

The position-time (x -t) graph for motion of a body is given below

Position Time Graph for body a

Position Time Graph for Body A

Understanding the graph for body a

Which one among the following is depicted by the above graph?

Choices

Choice (4) Response

a.

Positive acceleration

b.

Negative acceleration

c.

Zero acceleration

d.

Question does not provide sufficient data or is vague

Question number: 125

» Physics » Light

MCQ▾

Question

If the top half of a convex lens is covered with black paper,

Choices

Choice (4) Response

a.

The intensity will be reduced to half

b.

The top half of the image will disappear

c.

The bottom half of the image will disappear

d.

The magnification will be reduced to half

Question number: 126

» Physics » Magnetism & Electricity at Work

MCQ▾

Question

In the circuit diagram shown, find currents i 1 and i 2.

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.

i1=0.5Aandi2=1.5A

b.

i1=1.5Aandi2=0.5A

c.

i1=3Aandi2=1A

d.

i1=1Aandi2=3A

f Page
Sign In