A bird flying in the sky has
A) K.E. only
B) P.E. only
C) neither K.E. nor P.E.
D) both K.E. and P.E.
Correct Answer:
Verified
Q12: Pressure is a
A)scalar quantity
B)vector quantity
C)normal force
D)all the
Q13: The upward force acting on the body
Q14: Work done upon a body is
A)a vector
Q15: the flowing water of a river possesses
Q16: The unit of power is
A)watt per second
B)joule
C)kilo
Q18: In summer, the clocks
A)become slow
B)become fast
C)gives correct
Q19: Therm is the unit of
A)heat
B)temperature
C)thermometry
D)work
Q20: Heat flows as a result of difference
Q21: The first thermometer was developed by
A)Joule
B)Fahrenheit
C)Galileo
D)Watt
Q22: Soda bottles are made of thick glass
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