1
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
For a planet having mass equal to mass of the earth but radius is one fourth of radius of the earth. Then escape velocity for this planet will be
A
11.2 km/sec
B
22.4 km/sec
C
5.6 km/sec
D
44.8 km/sec.
2
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Motion of a particle is given by equation s = (3t3 + 7t2 + 14t + 8) m. The value of acceleration of the particle at t = 1 sec is
A
10 m/s2
B
32 m/s2
C
23 m/s2
D
16 m/s2
3
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
The width of river is 1 km. The velocity of boat is 5 km/hr. The boat covered the width of river in shortest time 15 min. Then the velocity of river stream is
A
3 km/hr
B
4 km/hr
C
$$\sqrt {29} $$ km/hr
D
$$\sqrt {41} $$ km/hr.
4
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Two projectiles of same mass and with same velocity are thrown at an angle 60o and 30o with the horizontal, then which will remain same
A
time of flight
B
range of projectile
C
maximum height acquired
D
all of them.
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