Fuse wire is made of ________?

A. 63% lead and 37% aluminium
B. 63% tin and 37% aluminium
C. 63% lead and 37% tin
D. 63% tin and 37% lead

Answer

D. 63% tin and 37% lead

Submitted by: Toheed Ahmed

A slow-running pendulum clock can be speeded up by?

A. Reducing the weight of the bob
B. Reducing the length of the rod
C. Increasing the weight of the bob
D. Increasing the length of the rod

Answer

B. Reducing the length of the rod

Submitted by: Toheed Ahmed

T.V. transmission cannot cover a very large area because __________?

A. The strength of T.V. waves is very limited
B. Picture cannot be transmitted clearly after a specific distance
C. The shape of the earth is spherical
D. The air is not a good conductor of light and sound/waves

Answer

C. The shape of the earth is spherical

Submitted by: Toheed Ahmed