Options:
- A. Fission reaction
- B. Fusion reaction
- C. Chain reaction
- D. Chemical reaction
View Answer
C. Chain reaction
Physics
CFC is used in _________________?
Options:
- A. Refrigeration
- B. Aerosol spray
- C. Plastic foam industry
- D. All of above
View Answer
D. All of above
Which one is not a branch of physical sciences ?
Options:
- A. Chemistry
- B. Astronomy
- C. Geology
- D. Biology
View Answer
D. Biology
Which equation is not dimensionally correct ?
Options:
- A. E=mc2
- B. Vf=Vi+at
- C. S=Vt2
- D. S=1/2at2
View Answer
C. S=Vt2
Zero error of the instrument is a type of_________________?
Options:
- A. Random error
- B. Personal error
- C. Systematic error
- D. Classified error
View Answer
C. Systematic error
hen a body moves in a circle, the angle between its linear velocity and angular velocity is always_______________?
Options:
- A. 180
- B. 0
- C. 90
- D. 45
View Answer
C. 90
In an angular motion, Newton
Options:
- A. F=ma
- B. F=?p/It
- C. ?? = I ?
- D. All above
View Answer
C. ?? = I ?
The dimensions of the coefficient of viscosity are_____________?
Options:
- A. ML-1T-1
- B. M2L1T1
- C. ML1T-1
- D. M2L-1T-1
View Answer
A. ML-1T-1
For which position maximum blood pressure in the body have the smallest value ?
Options:
- A. Standing straight
- B. Sitting on chair
- C. Sitting on ground
- D. Laying horizontally
View Answer
D. Laying horizontally
The profile of aeroplane wing which lifts it up is called as_____________?
Options:
- A. Wing shape
- B. Aerofoil profile
- C. Curved profile
- D. None of these
View Answer
B. Aerofoil profile