Answer:
Explanation:
As the pendulum is slightly shifted to the left then we have restoring torque on it given as
so here we have
here we know that
also for small angular displacement
now we have its moment of inertia about suspension point given as
now it is given as
so we have
so angular frequency is given as
Answer: B
Explanation:
Because the ramp is too high, the forces aren't enough to push onto the car stuck down.
Answer:
true
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Answer:
Explanation:
V = Volume of air =
P = Power = 10 W
t = Time = 1 hour
m = Mass of air = 2 kg
Specific volume is given by
The specific volume at the final state is
Work done is given by
The energy transfer by work, is
Change in specific internal energy is given by
The change in specific internal energy of the air is