Exercise: Si Units

Questions for: Si Units

One Newton force produces an acceleration of
A:
1 cm/sec2 while acting on a body of 1 gm mass
B:
1 cm/sec2 while acting on a body of 1 kg mass
C:
1 m/sec2 while acting on a body of 1 kg mass
D:
1 m/sec2 while acting on a body of 1 gm mass.
Answer: C
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Angular acceleration is expressed as
A:
m/s2
B:
w/s2
C:
rad/s2
D:
rad/s
Answer: C
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In SI units, moment is expressed as
A:
kg-m
B:
kg-cm
C:
kg-mm
D:
all the above.
Answer: D
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If α is the angular acceleration of a body of moment of inertia I, the torque is
A:
I2 α
B:
I α
C:
I/α
D:
I2/α
Answer: B
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The intensity of pressure at a certain place is 1 kg (f)/m2, the intensity of pressur e in SI units will be
A:
47.88 N/m2
B:
9.81 N/m2
C:
4.882 N/m2
D:
0.07013 N/m2
Answer: B
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