1
KCET 2020
MCQ (Single Correct Answer)
+1
-0

The value of acceleration due to gravity at a height of $$10 \mathrm{~km}$$ from the surface of earth is $$x$$. At what depth inside the earth is the value of the acceleration due to gravity has the same value $$x$$ ?

A
5 km
B
20 km
C
10 km
D
15 km
2
KCET 2019
MCQ (Single Correct Answer)
+1
-0

A satellite is orbiting close to the earth and has a kinetic energy $$K$$. The minimum extra kinetic energy required by it just overcome the gravitation pull of the earth is

A
$$K$$
B
$$2 K$$
C
$$\sqrt{3} K$$
D
$$2 \sqrt{2} K$$
3
KCET 2018
MCQ (Single Correct Answer)
+1
-0
A space station is at a height equal to the radius of the Earth. If ' $v_E$ ' is the escape velocity on the surface of the Earth, the same on the space station is $\qquad$ times $v_E$.
A
$\frac{1}{2}$
B
$\frac{1}{4}$
C
$\frac{1}{\sqrt{2}}$
D
$\frac{1}{\sqrt{3}}$
4
KCET 2018
MCQ (Single Correct Answer)
+1
-0
Which of the following graphs correctly represents the variation of $g$ on the Earth?
A
KCET 2018 Physics - Gravitation Question 5 English Option 1
B
KCET 2018 Physics - Gravitation Question 5 English Option 2
C
KCET 2018 Physics - Gravitation Question 5 English Option 3
D
KCET 2018 Physics - Gravitation Question 5 English Option 4
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