1
AIEEE 2004
MCQ (Single Correct Answer)
+4
-1
Two masses $${m_1} = 5kg$$ and $${m_2} = 4.8kg$$ tied to a string are hanging over a light frictionless pulley. What is the acceleration of the masses when left free to move? $$\left( {g = 9.8m/{s^2}} \right)$$ AIEEE 2004 Physics - Laws of Motion Question 108 English
A
$$5\,\,m/{s^2}$$
B
$$9.8\,\,m/{s^2}$$
C
$$0.2\,\,m/{s^2}$$
D
$$4.8\,\,m/{s^2}$$
2
AIEEE 2004
MCQ (Single Correct Answer)
+4
-1
A block rests on a rough inclined plane `making an angle of $${30^ \circ }$$ with the horizontal. The coefficient of static friction between the block and the plane is $$0.8.$$ If the frictionless force on the block is $$10$$ $$N,$$ the mass of the block (in $$kg$$) is $$\left( {take\,\,\,g\, = \,10\,\,m/{s^2}} \right)$$
A
$$1.6$$
B
$$4.0$$
C
$$2.0$$
D
$$2.5$$
3
AIEEE 2003
MCQ (Single Correct Answer)
+4
-1
A spring balance is attached to the ceiling of a lift. A man hangs his bag on the spring and the spring reads $$49$$ $$N,$$ when the lift is stationary. If the lift moves downward with an acceleration of $$5 m/{s^2}$$, the reading of the spring balance will be
A
$$24$$ $$N$$
B
$$74$$ $$N$$
C
$$15$$ $$N$$
D
$$49$$ $$N$$
4
AIEEE 2003
MCQ (Single Correct Answer)
+4
-1
A marble block of mass $$2$$ $$kg$$ lying on ice when given a velocity of $$6$$ $$m/s$$ is stopped by friction in $$10$$ $$s.$$ Then the coefficient of friction is
A
$$0.02$$
B
$$0.03$$
C
$$0.04$$
D
$$0.06$$
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