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The ratio of mass densities of nuclei 40Ca and 16O is close to  

(a)

0.1

(b)

1

(c)

2

(d)

5


Question ID - 51197 :-

The ratio of mass densities of nuclei 40Ca and 16O is close to  

(a)

0.1

(b)

1

(c)

2

(d)

5

1 Answer
5876 Votes
3537

Answer Key : (b) -

Densities of nucleus happen to be constant, irrespective of mass number.



Next Question :

A common emitter amplifier circuit, built using an npn transistor, is shown in the figure. Its dc current gain is 250, RC = 1 k  and VCC = 10 V. What is the minimum base current for VCE to reach saturation?

(a)

10 A

(b)

100 A

(c)

7 A

(d)

40 A


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