1
AP EAPCET 2025 - 22nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The height of ceiling in an auditorium is 30 m . A ball is thrown with a speed of $30 \mathrm{~ms}^{-1}$ from the entrance such that it just moves very near to the ceiling without touching it and then it reaches the ground at the end of the auditorium. Then, the length of auditorium is [Acceleration due to gravity $=10 \mathrm{~ms}^{-2}$ ]

A

$60 \sqrt{2} \mathrm{~m}$

B

$30 \sqrt{2} \mathrm{~m}$

C

$70 \sqrt{2} \mathrm{~m}$

D

$100 \sqrt{2} \mathrm{~m}$

2
AP EAPCET 2025 - 22nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A balloon with mass ' $m$ ' is descending vertically with an acceleration ' $a$ ' (where $a

A

$\frac{m a}{g+a}$

B

$\frac{m a}{g-a}$

C

$\frac{2 m a}{g+a}$

D

$\frac{2 m a}{g-a}$

3
AP EAPCET 2025 - 22nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A conveyor belt is moving horizontally with a velocity of $2 \mathrm{~ms}^{-1}$. If a body of mass 10 kg is kept on it, then the distance travelled by the body before coming to rest is

(The coefficient of kinetic friction between the belt and the body is 0.2 and acceleration due to gravity is $10 \mathrm{~ms}^{-2}$ )

A

4 m

B

0 m

C

1 m

D

2 m

4
AP EAPCET 2025 - 22nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Two bodies $A$ and $B$ of masses 20 kg and 5 kg respectively are at rest. Due to the action of a force of 40 N separately, if the two bodies acquire equal kinetic energies in times $t_A$ and $t_B$ respectively, then $t_A: t_B=$

A

$1: 2$

B

$2: 1$

C

$2: 5$

D

$5: 6$