Stars appear to twinkle while planets don't because: - Vidyadip

MCQ

Stars appear to twinkle while planets don't because:

A
they are luminous as compared to planets
B
they are at far off distances
C
stars undergo T.I.R. while planets refract
✓
both (a) and (b)

✓

Answer

Correct option: D.

both (a) and (b)

(d)
both (a) and (b)

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "MCQ" from Refraction of Light at Plane Surfaces→Refraction of Light at Plane Surfaces — all question types→Physics STD 10 question papers→ICSE Board STD 10 question papers→ICSE Board question paper generator→

Similar questions

A wire of length 80 cm has resistance of $3.5 \Omega$. The length of similar wire of resistance $10.5 \Omega$ is :

A coil is held in a magnetic field, such that plane of the coil is at right angles to that of the plane of permanent magnet. The force experienced by the coil on the passage of electric current will be:

Make the rrect choices in the following items : An object is placed $50 \ cm$ from a connverging lens of focal length $30 \ cm$. The image produced would be

The energy conversion taking place in a solar cell is

For effective reflection of sound waves, the condition of the surface should be:

When a current I flows through a resistance R for time t, the electrical energy spent is given by :

Which of the following is the electrostatic unit of charge?

What is the work done when a body moves along a circular path in a horizontal plane?

If a work of $W$ joules is performed to bring a test charge $Q$ coulombs from infinity to a point $P$, the electric potential $V$ at point $P$ is calculated as:

An object is placed at a distance of 24 cm from a convex lens of focal length 10 cm , when an image is obtained on the other side of the lens. Calculate the distance of the screen from the lens.