Options:
- A. Accurate
- B. Precise
- C. Accurate and precise
- D. None of these
View Answer
B. Precise
Physics
One light year is equal to________________?
Options:
- A. 9.5x1015m
- B. 9.5x1015sec
- C. 9.5x1015Km
- D. 9.5x1015cm
View Answer
A. 9.5x1015m
According to Einstein, the gravitational interaction is possible between_______________?
Options:
- A. material objects only
- B. material objects and electromagnetic radiation only
- C. electromagnetic radiations
- D. none of the above
View Answer
B. material objects and electromagnetic radiation only
The angular speed for daily rotation of the earth in rad S-1 is______________?
Options:
- A. 7.3 x 10 radians/second
- B. 7.3 x 5 radians/second
- C. 3.7 x 10 7.3 x 5 radians/second
- D. 7.3 x 10-5 radians/second
View Answer
D. 7.3 x 10-5 radians/second
If a body of mass 10 kg is allowed to fall freely, its weight becomes______________?
Options:
- A. 0
- B. 89N
- C. 9.8 N
- D. 10N
View Answer
A. 0
Speed of efflux can be determined by applying______________?
Options:
- A. Bernoulli
- B. Torricelli
- C. Venture relation
- D. All
View Answer
B. Torricelli
Laminar flow usually occurs at speeds_____________?
Options:
- A. Low
- B. High
- C. Very high
- D. Some time high and some time low
View Answer
A. Low
The length of the second pendulum is________________?
Options:
- A. 100 cm
- B. 99 cm
- C. 99.2 cm
- D. 98 cm
View Answer
C. 99.2 cm
The sharpness of resonance is__________________?
Options:
- A. Directly proportional to the damping force
- B. Inversely proportional to the damping force
- C. Equal to the square of damping force
- D. Equal to the square of damping force
View Answer
B. Inversely proportional to the damping force
The energy absorbed by a body is __________________ at resonance?
Options:
- A. Maximum as well minimum
- B. Minimum only
- C. Maximum only
- D. 0
View Answer
C. Maximum only