Question

The instrument used to determine the angular distance between two objects is called ____________.

• A. Periscope
• B. Sextant
• C. Hydrometer
• D. Telemeter

Answer 1

The correct option is B Sextant

• A sextant is an instrument used to measure the angular distance between two objects. It is generally used in celestial navigation. Hence option B is correct.
• A Periscope is used to look above the water from beneath the water.
• A telemeter is an apparatus for recording the readings of an instrument and transmitting them by radio.
  
• A hydrometer is used to measure the relative density of liquids.