The gases used in different types of welding would include A) Oxygen and Hydrogen B) Oxygen, Hydrogen, Acetylene and Nitrogen C) Oxygen, Acetylene and Argon D) Oxygen and Acetylene
Ganda Singh border connects A) Sialkot – Ferozpur B) Ferozpur – Kasur C) Amritser – Lahore D) None of these
Optical Fiber works on the principle of A) Scattering B) Total Internal Reflection C) Interference D) Principle of Refraction
On January 8 2022 Ukraine International Airline Flight 752 was shot down minutes after taking off from Tehran Iran by an Iranian surface to air missile called it A) Human Error B) Technical Error C) Instrumental Error D) None of these
Who among the following proposed laws of planetary motion? A) Roger Bacon B) Isaac Newton C) Johannes Kepler D) Galileo