Railway tracks are banked on curves?

A. Necessary centrifugal force may be obtained from the horizontal component weight of the train
B. To avoid frictional force between the tracks and wheels
C. Necessary centripetal force may be obtained from the horizontal component of the weight of the train
D. The train may not fly off in the opposite direction

Light travels at the fastest speed in?

A. Glass
B. Water
C. Hydrogen
D. Vacuum

Sound travels at the fastest speed in?

A. Steel
B. Water
C. Air
D. Vacuum

S.H.O stands for?

A. Station head officer
B. Station house officer
C. Station high officer
D. None of the above

Current year is which year of the hijri calendar?

A. 1441
B. 1442
C. 1440
D. 1439

what is the name of the software program that transform high-level source code written in a high-level programming language into a low-level object code in machine language?

A. Compiler
B. Commander
C. Python
D. Simulator

Karachi nuclear power plant was built with the help of?

A. Canada
B. China
C. Uk
D. Usa

Frightened means?

A. Worried
B. Afraid
C. Confused
D. None of these

Sulphur is found in which area of Pakistan?

A. Koh-i-sultan(chagi)
B. Kala chitta range
C. Warchha
D. Hazro

If the wages of 6 men for 15 days be rs2100 then find the wages of 9 men for 12 days?

A. 2400
B. 2520
C. 2000
D. 2600