Question

ASSERTION-REASON TYPE QUESTIONS

The questions given below consist of Assertion(A) and Reason (R). Use the following key to select the

correct answer

(a)If both assertion and reason are correct and reason is correct explanation for assertion.

(b)If both assertion and reason are correct, but reason is not correct explanation for assertion.

(c) If assertion is correct but reason is incorrect.

(d) If both assertion and reason and incorrect.

1. Assertion: Balancing of a chemical equation means making the number of atoms of each element equal

on both sides.

Reason: Balanced chemical equation satisfies the law of conservation of mass.

2. Assertion: On heating lead nitrate, nitrogen di oxide gas is produced.

Reason: Heating of lead nitrate is an example of combination reaction.

3. Assertion: Oxygen gas can be used for storage of fresh sample of an oil.

Reason: These gases prevent the oil from getting rancid.​

Answer 1

Answer:

"Zeros and Ones are simply attributed to the voltages used in the circuits of a digital computer where One is the higher voltage and Zero the lower."

Answer 2

Answer:

1 (a)

2(c)

3 (d)

Explanation:

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