1
AIEEE 2003
MCQ (Single Correct Answer)
+4
-1
Two spherical bodies of mass $$M$$ and $$5M$$ & radii $$R$$ & $$2R$$ respectively are released in free space with initial separation between their centers equal to $$12R$$. If they attract each other due to gravitational force only, then the distance covered by the smaller body just before collision is
A
$$2.5$$ $$R$$
B
$$4.5$$ $$R$$
C
$$7.5$$ $$R$$
D
$$1.5$$ $$R$$
2
AIEEE 2003
MCQ (Single Correct Answer)
+4
-1
Three forces start acting simultaneously on a particle moving with velocity, $$\overrightarrow v \,\,.$$ These forces are represented in magnitude and direction by the three sides of a triangle $$ABC$$. The particle will now move with velocity AIEEE 2003 Physics - Laws of Motion Question 122 English
A
less than $$\overrightarrow v \,$$
B
greater than $$\overrightarrow v \,$$
C
$$\left| v \right|$$ in the direction of the largest force $$BC$$
D
$$\overrightarrow v \,\,,$$ remaining unchanged
3
AIEEE 2003
MCQ (Single Correct Answer)
+4
-1
A horizontal force of $$10$$ $$N$$ is necessary to just hold a block stationary against a wall. The coefficient of friction between the block and the wall is $$0.2$$. The weight of the block is AIEEE 2003 Physics - Laws of Motion Question 121 English
A
$$20N$$
B
$$50N$$
C
$$100N$$
D
$$2N$$
4
AIEEE 2003
MCQ (Single Correct Answer)
+4
-1
''Heat cannot by itself flow from a body at lower temperature to a body at higher temperature'' is a statement or consequence of :
A
second law of thermodynamics
B
conservation of momentum
C
conservation of mass
D
first law of thermodynamics
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