For seeing objects at the surface of water from a submarine under water, the instrument used is ________?

Related Mcqs:

Some substances are good conductor of electricity in both the solid and liquid states. These substances are generally______________?

A. ionic substances B. metallic substances C. molecular solids D. covalent network solids...

Which one is the world’s largest mangrove forest(s)?

A. Changa Manga Forest B. Amazon Forest C. Sundarbans Forest D. None of the above...

Ascorbic acid is another name for which vitamin A,B,C or D?

A. A B. B C. C D. D...

EDS

The most dense planet? A. Jupitar B. Earth C. Uranus D. Neptune...

Anti Diuretic hormone (ADH) also known as Vasopressin, Arginine Vasopressin and agripressin. Is secreted by ?

A: Pituitary B: Pancreas C: Thyroid D: Parathyroid...