Q. Rubber is a product of -
1) Fibre
2) Latex
3) Resin
4) Gum
Q. Who invented Telegraph?
1) Samuel Morse
2) Edward Jenner
3) Alexander Graham Bell
4) Marcony
Q. If someone is injured in an accident and broken his/her knee joint, then he or she needs to consult -
1) Orthopodic
2) Paediatrician
3) Oncologist
4) Urologist
Q. Which of the following is a "Fire and Forget" anti tank missile?
1) Trishul
2) Agni
3) Akash
4) Nag
Q. The apparatus used for detecting lie is known as -
1) Polygraph
2) Pyrometer
3) Gyroscope
4) Kymograph
Q. A device used for measuring the depth of the sea is called -
1) Altimeter
2) Fathometer
3) Hydrometer
4) Manometer
Q. What is measured by the sling Psychrometer?
1) Temperature
2) Humidity
3) Pressure
4) Wind velocity
Q. Cryogenic engines fined applications in -
1) Sub-marine propulsion
2) Frost free refrigerators
3) Rocket technology
4) Superconductivity
Q. Communication satellite are used to -
1) transmit communication signal only
2) receives communication signal only
3) receive and redirect communication signal
4) provide information of natural resources only
Q. Who discovered the fact that - "An electric current produces a circular magnetic field as it flows through a wire"?
1) Oersted
2) Faraday
3) Fleming
4) Coulomb
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