Q. Read the law given below and identify the same:
The mass of any substance liberated from an electrolyte is directly proportional to the quantity of charge passing through the solution.
1) Avogadro's law
2) Faraday's first law of electrolysis
3) Faraday's second law of electricity
4) Kirchhoff's law of electricity
Q. The hottest part in the gas flame is known as the -
1) Luminous Zone
2) Dark zone
3) Blue Zone
4) Non - luminous zone
Q. A capacitor (condenser) is used in an electrical circuit to -
1) Step down voltage
2) Step up voltage
3) Store electric charge
4) Produce electric charge
Q. The compound used as an antimalarial drug is -
1) Aspirin
2) Chloroquine
3) Penicillin
4) Hydroquinone
Q. For respiration deep sea divers use mixture of -
1) Oxygen and carbon dioxide
2) Hydrogen and oxygen
3) Oxygen and nitrogen
4) Oxygen and helium
Q. Which of the following reforms was carried out by Akbar in the first ten years of his rule?
1) Abolition of the practice of enslaving prisoners of war
2) Abolition of the tax levied on the pilgrims who visited Hindu places of pilgrimage
3) Abolition of the most hated tax, called Jaziya, on non-Muslims
4) All of the above
Q. The most malleable metal is -
1) Platinum
2) Silver
3) Iron
4) Gold
Q. The lowest percentage of carbon is in -
1) Cast iron
2) Steel
3) Wrought iron
4) Pig iron
Q. The NPT (Nuclear Non-Proliferation Treaty) came into force in -
1) 1968
2) 1972
3) 1970
4) 1974
Q. An electrical appliance is earthed to -
1) Protect the appliance against any damage
2) Prevent shocks.
3) Reduce consumption
4) Avoid short-circuiting
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