Work, Energy and Power-Work Done [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Physics]: Questions 1 - 6 of 67
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Question 1
Question MCQ▾
The work done in lifting water from a well of depth 6 m using a bucket of mass 1.3 kg and volume 1 liter, will be
Choices
Choice (4) | Response | |
---|---|---|
a. | 147 J | |
b. | 105.84 J | |
c. | 98 J | |
d. | 135.24 J |
Question 2
Question MCQ▾
A chain of linear density 10 kg/m and length 8 m is lying on the table with 2 m of chain hanging from the edge. The work done in lifting the chain on the table will be –
Choices
Choice (4) | Response | |
---|---|---|
a. | 176 J | |
b. | 532 J | |
c. | 116 J | |
d. | 392 J |
Question 3
Question MCQ▾
A force F = (3 - 1x + 5x2) N is applied on a 2 kg mass which displaces it from x = 0 to x = 2 m. Work done in joule is -
Choices
Choice (4) | Response | |
---|---|---|
a. | 20.45 | |
b. | 17.33 | |
c. | 7.55 | |
d. | 13 |
Question 4
Question MCQ▾
The work done in pulling a body of mass 3 kg along an inclined plane (angle 50°) with coefficient of friction 0.2 through 2 m, will be -
Choices
Choice (4) | Response | |
---|---|---|
a. | 98.08 J | |
b. | 52.56 J | |
c. | 91.08 J | |
d. | 94.08 J |
Question 5
Question MCQ▾
The work done in pulling a body of mass 6 kg along an inclined plane (angle 45°) with coefficient of friction 0.2 through 2 m, will be -
Choices
Choice (4) | Response | |
---|---|---|
a. | 98.08 J | |
b. | 90.08 J | |
c. | 91.08 J | |
d. | 99.72 J |
Question 6
Question MCQ▾
The work done in pulling a body of mass 5 kg along an inclined plane (angle 60°) with coefficient of friction 0.2 through 2 m, will be -
Choices
Choice (4) | Response | |
---|---|---|
a. | 94.08 J | |
b. | 98.08 J | |
c. | 91.08 J | |
d. | 90.08 J |