1
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
The block of mass $$M$$ moving on the frictionless horizontal surface collides with the spring of spring constant $$k$$ and compresses it by length $$L.$$ The maximum momentum of the block after collision is AIEEE 2005 Physics - Center of Mass and Collision Question 113 English
A
$${{k{L^2}} \over {2M}}$$
B
$$\sqrt {Mk} \,\,L$$
C
$${{M{L^2}} \over k}$$
D
Zero
2
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
A mass $$'m'$$ moves with a velocity $$'v'$$ and collides inelastically with another identical mass. After collision the $${1^{st}}$$ mass moves with velocity $${v \over {\sqrt 3 }}$$ in a direction perpendicular to the initial direction of motion. Find the speed of the $${2^{nd}}$$ mass after collision. AIEEE 2005 Physics - Center of Mass and Collision Question 112 English
A
$${\sqrt 3 v}$$
B
$$v$$
C
$${v \over {\sqrt 3 }}$$
D
$${2 \over {\sqrt 3 }}v$$
3
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
A gaseous mixture consists of $$16$$ $$g$$ of helium and $$16$$ $$g$$ of oxygen. The ratio $${{Cp} \over {{C_v}}}$$ of the mixture is
A
$$1.62$$
B
$$1.59$$
C
$$1.54$$
D
$$1.4$$
4
AIEEE 2005
MCQ (More than One Correct Answer)
+4
-1
Which of the following is incorrect regarding the first law of thermodynamics?
A
It is a restatement of the principle of conservation of energy
B
It is not applicable to any cyclic process
C
It introduces the concept of the entropy
D
It introduces the concept of the internal energy
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