Multiple Choice QuestionsStatement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below :
Statement I: Growth of plants is smooth with a complete fertilizer.
Statement II: A complete fertilizer always contains N, P,K.
Both the statements are individually true and Statement II is the correct explanation of Statement I.
Both the statements are individually true but Statement II is not the correct explanation of Statement I
Statement I is true but Statement II is false
Statement I is false but Statement II is true
Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below :
Statement I: The granules of modern gunpowder (also called black powder) are typically coated with Graphite.
Statement II: Graphite prevents the build-up of electrostatic charge.
Both the statements are individually true and Statement II is the correct explanation of Statement I.
Both the statements are individually true but Statement II is not the correct explanation of Statement I
Statement I is true but Statement II is false
Statement I is false but Statement II is true
A.
Both the statements are individually true and Statement II is the correct explanation of Statement I.
Gunpowder is a mixture of sulphur, charcoal and potassium nitrate (saltpeter). The sulphur and charcoal act as fuels and the saltpeter is an oxidizer. To reduce the likelihood of accidental ignition by static electricity, the granules of modern black powder are typically coated with graphite, which prevents the buildup of electrostatic charge.
Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below :
Statement I: Colour of nitroge, dioxide changes to colourless at low temperature.
Statement II: At low temperature Nitrogen tctroxide (N2O4) is formed which is colourless.
Both the statements are individually true and Statement II is the correct explanation of Statement I.
Both the statements are individually true but Statement II is not the correct explanation of Statement I
Statement I is true but Statement II is false
Statement I is false but Statement II is true
Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below :
Statement I: Diamond is very bright.
Statement II: Diamond has very low refractive index.
Both the statements are individually true and Statement II is the correct explanation of Statement I.
Both the statements are individually true but Statement II is not the correct explanation of Statement I
Statement I is true but Statement II is false
Statement I is false but Statement II is true
Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below :
Statement I: Oxygen gas is easily produced at a faster rate by heating a mixture of potassium chlorate and manganese dioxide than heating potassium chlorate alone.
Statement II: Manganese dioxide acts as a negative catalyst.
Both the statements are individually true and Statement II is the correct explanation of Statement I.
Both the statements are individually true but Statement II is not the correct explanation of Statement I
Statement I is true but Statement II is false
Statement I is false but Statement II is true
Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below :
Statement I: A body weighs less on a hill top than on earth's surface even though its mass remains unchanged.
Statement II: The acceleration due to gravity of the earth decreases with height.
Both the statements are individually true and Statement II is the correct explanation of Statement I.
Both the statements are individually true but Statement II is not the correct explanation of Statement I
Statement I is true but Statement II is false
Statement I is false but Statement II is true
Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below :
Statement I: While putting clothes for drying up, we spread them out.
Statement II: The rate of evaporation increases with an increase in surface area.
Both the statements are individually true and Statement II is the correct explanation of Statement I.
Both the statements are individually true but Statement II is not the correct explanation of Statement I
Statement I is true but Statement II is false
Statement I is false but Statement II is true
Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below :
Statement I: Due to diffused or irregular reflection of light, a closed room gets light even if no direct sunlight falls inside the room.
Statement II: Irregular reflection, where the reflected rays are not parallel, does not follow the laws ofreflection
Both the statements are individually true and Statement II is the correct explanation of Statement I.
Both the statements are individually true but Statement II is not the correct explanation of Statement I
Statement I is true but Statement II is false
Statement I is false but Statement II is true
Ultrasonic waves of frequency 3 x 105 Hz are passed through a medium where speed of sound is 10 times that in air (Speed of sound in air is 300 m/s). The wavelength of this wave in that medium will be of the order of
1 cm
10 cm
100 cm
0.1 cm
If radius of the earth were to shrink by 1%, its mass remaining the same, g would decrease by nearly
1%
2%
3%
4%
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