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A 2 kg mass starts from rest on an inclined smooth surface with inclination 30° and length 2 m. How much will it travel before coming to rest on a frictional surface with frictional coefficient of 0.25?
Options
(a) 4 m
(b) 6 m
(c) 8 m
(d) 2 m
Correct Answer:
4 m
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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- Two point charges +2 coulomb and +10 coulomb repel each other with a force of 12 N.
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Topics: Laws of Motion
(103)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The rms current in an AC circuit is 2 A. If the wattless current be √3 A,
- A thin ring of radius R meter has charge q coulomb uniformly spread on it
- Two point charges +2 coulomb and +10 coulomb repel each other with a force of 12 N.
- A parallel plate air capacitor is charged to a potential difference of V volts.
- Energy stored in the coil of a self inductance 40 mH carrying a steady current of 2A
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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v2=u2+2gsin30
v=root20
S=v2/2(mu)g
S=20/2*0.25*10
S=4m