Work, Energy and Power-Elastic and Inelastic Collisions [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Physics]: Questions 1 - 3 of 23
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Question 1
Question MCQ▾
Two balls at the same temperature collide inelastically. Which of the following is not conserved?
(a) 1,2 and 3 are correct
(b) 1 and 2 are correct
(c) 2 and 4 are correct
(d) 1 and 3 are correct
Select the correct answers and mark it according to the following codes
Choices
Choice (4) | Response | |
---|---|---|
a. | Velocity | |
b. | Momentum | |
c. | Temperature | |
d. | Kinetic energy |
Question 2
Question MCQ▾
In an elastic collision-
Choices
Choice (4) | Response | |
---|---|---|
a. | Momentum is conserved but kinetic energy is not conserved | |
b. | Momentum is not conserved but kinetic energy is conserved | |
c. | Neither momentum nor kinetic energy is conserved | |
d. | the momentum and kinetic energy are conserved |
Question 3
Question MCQ▾
Which of the following statements is false for collisions-
(1) Momentum is conserved in elastic collisions but not in inelastic collisions.
(2) Total-kinetic energy is conserved in elastic collisions but momentum is not conserved.
(3) Total kinetic energy and momentum both are conserved in all types of collisions
(4) Total kinetic energy is not conserved in inelastic collisions but momentum is conserved
Select the correct answers and mark it according to the following codes
Choices
Choice (4) | Response | |
---|---|---|
a. | 1 and 3 are correct | |
b. | 1 and 2 are correct | |
c. | 2 and 4 are correct | |
d. | 1,2 and 3 are correct |