NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension: Questions 595 - 600 of 1058

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Question 595

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Question

MCQ▾

The normality of 0.3 M phosphoric acid is

Choices

Choice (4)Response

a.

0.6

b.

0.3

c.

0.1

d.

0.9

Question 596

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Question

MCQ▾

A technician has 10 resistors each of resistance 0.1Ω. The largest and smallest resistances that he can obtain by combining these resistors are

Choices

Choice (4)Response

a.

1 Ω. and 0.1 Ω respectively

b.

10 Ω and 1 Ω respectively

c.

0.1 Ω and 0.01 Ω. Respectively

d.

1 Ω and 0.01 Ω respectively

Question 597

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Question

MCQ▾

Which of the following gases’ is known as tear gas?

Choices

Choice (4)Response

a.

Methyl isocyanides

b.

Nitrous oxide

c.

Chloropicrin

d.

Sulphur dioxide

Question 598

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Question

MCQ▾

Eight identical spherical mercury drops charged to a potential of 20 V each are coalesced into a single spherical drop

Choices

Choice (4)Response

a.

The internal energy of the system remains the same

b.

Internal energy of the system decreases

c.

The new potential of the drop is 80 V

d.

The potential remains the same i. e. , 20 V

Question 599

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Question

MCQ▾

In the presence of concentrated sulphuric acid , acetic acid reacts with ethyl alcohol to produce

Choices

Choice (4)Response

a.

alcohol

b.

Ester

c.

carboxylic acid

d.

Aldehyde

Question 600

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Question

MCQ▾

Wings of birds and insects are

Choices

Choice (4)Response

a.

Analogous organs

b.

Paralogous organs

c.

Homologous organs

d.

Vestigial organs