Primary cosmic rays are composed largely of very fast__________?
Primary cosmic rays are composed largely of very fast__________?A. Protons
B. Neutrons
C. Electrons
D. Gamma rays
B. Neutrons
C. Electrons
D. Gamma rays
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Television signals are converted into light signals by___________?
Television signals are converted into light signals by___________?
A. Optical fiber
B. Transistor
C. Decoder
D. Photo diode
E. None of theseInternational date line passes through which strait?
International date line passes through which strait?
A. Malacca Strait
B. Adam Strait
C. Bering Strait
D. Java Strait______ soil is also called Regur soil?
______ soil is also called Regur soil?A. Desert
B. Mountain
C. Black
D. AlluvialBlack soil is also called Regur soil. It is black in colour and ideal for growing cotton. This type of soil is typical of the Deccan trap (Basalt) region spread over North-West Deccan plateau and is made up of lava flows.
The average acceleration caused by gravity per second is____________?
The average acceleration caused by gravity per second is____________?A. 22 feet
B. 32 feet
C. 52 feet
D. 42 feetAccording to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in____________?
According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in____________?
A. 1 hours
B. 5 hours
C. 10 hours
D. 15 hoursChemical formula for Water is _______ ?
Chemical formula for Water is _______ ?A. NaAlO2
B. H2O
C. Al2O3
D. CaSiO3Water is a chemical substance with the chemical formula H2O. Its molecule contains one oxygen and two hydrogen atoms connected by covalent bonds. Water is an inorganic, transparent, tasteless, odorless, and nearly colorless chemical substance, which is the main constituent of Earth’s hydrosphere, and the fluids of most living organisms. It is vital for all known forms of life, even though it provides no calories or organic nutrients.