Venus looks brighter than other stars because - Vidyadip

MCQ

Venus looks brighter than other stars because

A
It has higher density than other stars
✓
It is closer to the earth than other stars
C
It has no atmosphere
D
Atomic fission takes place on its surface

✓

Answer

Correct option: B.

It is closer to the earth than other stars

b
( b)$I \propto \frac{1}{{{r^2}}}$

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

JEE STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

A transformer is employed to reduce $220\, V$ to $11\, V$. The primary draws a current of $5\, A$ and the secondary $90\,A$. The efficiency of the transformer is......$\%$

A one litre glass flask contains some mercury. It is found that at different temperatures the volume of air inside the flak remains the same. ...... $cc$ is the volume of mercury in this flask if coefficient of linear expansion of glass is $9 \times 10^{-6} /^o C$ while of volume expansion of mercury is $1.8 \times {10^4}\,/^\circ C$

If two vectors $\vec{A}$ and $\vec{B}$ having equal magnitude $\mathrm{R}$ are inclined at an angle $\theta$, then

The reason for shining of air bubble in water is

A long conducting wire having a current $I$ flowing through it, is bent into a circular coil of $N$ turns.Then it is bent into a circular coil of $n$ tums. The magnetic field is calculated at the centre of coils in both the cases. The ratio of the magnetic field in first case to that of second case is:

In Davisson-Germer experiment an electron beam of energy $75\,eV$ falls normally on the surface of a crystal. If the maximum intensity is obtained at an angle of $45^o$ to the direction of incident beam, then the inter-atomic distance in the lattice plane of the crystal will be .............. $\mathop {\rm{A}}\limits^o $

Choose the correct sketch of the magnetic field lines of a circular current loop shown by the dot $ \odot $ and the cross $\otimes .$

A cricketer can throw a ball to a maximum horizontal distance of $100 \,m$. With the same effort, he throws the ball vertically upwards. The maximum height attained by the ball is ......... $m$

Two parallel wires of length $9\, m$ each are separated by a distance $0.15\, m$. If they carry equal currents in the same direction and exerts a total force of $30 \times 10^{-7} \,N$ on each other, then the value of current must be........$amp$

Metal rod moves at a constant velocity in a direction perpendicular to its length. A constant uniform magnetic field exist in space in a direction perpendicular to the rod as well as its velocity. Select the correct statement from the following