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Viva questions for Physics Class 12
विज्ञान 10 – महत्वपूर्ण MCQs
Fundamentals of Arithmetic
Science 10 – Important MCQs

P11 Basic Constants in Scientific Computation-01

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Question 1 of 8

1. Question

$\text{Value of Planck constant (h) is }$

\(6.626 \times 10^{-34} J.s^{-1}\)

\(6.626\times 10^{-34} J.s^{-2}\)

\(6.626\times 10^{-31} J.s^{-1}\)

\(6.626\times 10^{-34} J.s\)

Correct

Incorrect
Question 2 of 8

2. Question

\(\hbar = {\text {Value of Planck constant} \over 2 \pi }\)

\(1.026 \times10^{-34} J.s^{-1}\)

\(1.054 \times10^{-34} J.s^{-2}\)

\(1.026\times10^{-34} J.s\)

\(1.054\times10^{-34} J.s\)

Correct

Incorrect
Question 3 of 8

3. Question

$\text{Value of Boltzmann's constant (k) is }$

\(1.381 \times10^{-23} J.K \)

\(1.054 \times10^{-23} J.K^{-1}\)

\(1.054 \times10^{-23} J.K \)

\(1.381 \times10^{-23} J.K^{-1}\)

Correct

Incorrect
Question 4 of 8

4. Question

$\text{Value of Avogadro's constant }(N_A)$

\(6.023 \times10^{23}mol^{-1}\)

\(6.022 \times10^{23}mol^{-1}\)

\(6.023 \times10^{22}mol^{-1}\)

\(6.022 \times10^{22}mol^{-1}\)

Correct

Incorrect
Question 5 of 8

5. Question

$\text{Value of gas constant is:}$

\(0.082\ L.bar.mol^{-1}K^{-1}\)

\(0.083\ L.bar.mol^{-1}K^{-1}\)

\(8.2\ L.bar.mol^{-1}K^{-1}\)

\(8.314\ L.bar.mol^{-1}K^{-1}\)

Correct

Incorrect
Question 6 of 8

6. Question

$\text{Value of gas constant is:}$

\(0.082\ J.mol^{-1}K^{-1}\)

\(8.314\ J.mol^{-1}K^{-1}\)

\(0.82\ J.mol^{-1}K^{-1}\)

\(8.314\ L.atm.mol^{-1}K^{-1}\)

Correct

Incorrect
Question 7 of 8

7. Question

$\text{Value of gas constant is:}$

\(0.082\ L.atm.mol^{-1}K^{-1}\)

\(0.82\ L.atm.mol^{-1}K^{-1}\)

\(8.314\ L.atm.mol^{-1}K^{-1}\)

\(0.0082\ L.atm.mol^{-1}K^{-1}\)

Correct

Incorrect
Question 8 of 8

8. Question

$\text{Value of Faraday's constant (F) is:}$

\(9.642 \times10^{4}\ C.mol^{-1}\)

\(9.6485 \times10^{4}\ C.mol^{-1}\)

\(96485 \ C.mol^{-1}\)

nearly \(96500\ C.mol^{-1}\)

Correct

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Points Table
Viva questions for Physics Class 12
विज्ञान 10 – महत्वपूर्ण MCQs
Fundamentals of Arithmetic
Science 10 – Important MCQs

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