Work Power & Energy Quiz – JEE Main 2026 | NEET JEE Rankers
Work, Power & Energy – JEE Main 2026 Quiz
10 Questions | MCQ + Numerical | Score Out of 10
Q1.
Percentage loss of KE when speed reduces from 100 m/s to 40 m/s?
44%
16%
84%
32%
Q2.
Work done by engine (in kJ):
Q3.
Height and speed when KE = 3PE?
S/2 , √(3gS/2)
S/4 , √(3gS/2)
S/4 , 3gS/2
S/2 , 3gS
Q4.
Angle of deflection is:
tan⁻¹(1/2)
2 tan⁻¹(1/2)
2 tan⁻¹(1/√5)
tan⁻¹(√2)
Q5.
KE at highest point is:
0
E/2
E/4
E
Q6.
Value of β is:
10 N/m²
12 N/m²
15 N/m²
8 N/m²
Q7.
Work done (in kJ):
Q8.
Ratio of momenta:
1 : √3 : 2
√3 : √2 : 1
1 : √3 : √2
√2 : √3 : 1
Q9.
Work done in 5 m is:
490 J
970 J
735 J
245 J
Q10.
Value of α:
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