AP EAPCET 2025 - 22nd May Morning Shift | Gravitation Question 9 | Physics

Two solid spheres each of radius ' $R$ ' made of same material are placed in contact with each other. If the gravitational force acting between them is $F$, then

$F \alpha R^4$

$F \alpha R^3$

$F \alpha R^2$

$F \alpha R$

AP EAPCET 2025 - 21st May Evening Shift

MCQ (Single Correct Answer)

-0

If the angular velocity of a planet about its axis is halved, the distance of the stationary satellite of this planet from the centre of the planet becomes $2^n$ times the initial distance. Then, the value of ' $n$ ' is

$\frac{2}{3}$

$\frac{3}{2}$

$\frac{1}{3}$

$\frac{4}{3}$

AP EAPCET 2025 - 21st May Morning Shift

MCQ (Single Correct Answer)

-0

An infinite number of objects each 1 kg mass are placed on the $X$-axis on both sides of $x=0$ at $\pm 1 \mathrm{~m}$, $\pm 2 \mathrm{~m}, \pm 4 \mathrm{~m}, \pm 8 \mathrm{~m} \ldots \ldots$ and so on. The magnitude of the resultant gravitational potential (in SI units) at $x=0$ is

( $G=$ Universal gravitational constant)

$-G$

$-2 G$

$-3 G$

$-4 G$

AP EAPCET 2024 - 23th May Morning Shift

MCQ (Single Correct Answer)

-0

The time period of revolution of a satellite close to planet's surfaces is 80 min . The time period of another satellite, which is at a height of 3 times the radius of the planet from surface is

64 min

640 min

320 min

240 min

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