Prism breaks light up into?
A. Seven Colors.
The body’s largest blood vessel is?
A. Aorta.
Sound can not travel through?
A. A vacuum.
Which of the following keeps the circulation of blood in the body?
A. Skeletal system
B. Nervous system
C. Cardiovascular system
D. All
CNG stands for?
A. Compressed Natural Gas.
Which of the following convert chemical energy into electrical energy?
A. Generator
B. Motor
C. Battery
D. Moving-Coil meter
Long-Sight defect is connected by the using?
A. Convex Lens.
The S.I unit of electric current is?
A. Ampere.