6.25 x 10K-1
6.25 x 10-3K-1
2.50 x 10-3K-1
2.50 x 10-4K-1
Correct answer is B
Apparent cubic expansivity = \(\frac{\text{mass of hot liquid expelled}}{\text{mass of hot liquid left x temp. rise}}\)
= \(\frac{2}{8 \times 40} = 0.00625\)
7:2
3:2
2:5
1:2
Correct answer is B
Q = MC\(\theta\)
M = \(\frac{Q}{C\theta}\)
\(\frac{Q}{20C}\) : \(\frac{Q}{30C}\)
= 3:2
Mg sin \(\theta\)
Mg cos \(\theta\)
Mg tan \(\theta\)
Mg sec \(\theta\)
Correct answer is A
No explanation has been provided for this answer.
i only
ii only
iii only
i and ii only
Correct answer is C
No explanation has been provided for this answer.
The change of state from solid to liquid occurs
at constant temperature
when temperature is lower than the boiling point
when temperature is just near freezing point
when temperature is equal to the boiling point
Correct answer is A
No explanation has been provided for this answer.