Physics Questions and Answers
If you want to learn more about the nature and properties of matter and energy or you're simply preparing for a Physics exam, these Physics past questions and answers are ideal for you.
If you want to learn more about the nature and properties of matter and energy or you're simply preparing for a Physics exam, these Physics past questions and answers are ideal for you.
0.00030k-1
0.00032k-1
0.01970k-1
0.02030k-1
Correct answer is A
Ya = \(\frac{\text{Vol. expelled}}{\text{Vol. left x temp. change}} = \frac{0.75}{49.25 \times 50}\)
= 0.00030k-1
\(\frac{1}{3} \alpha V_o \theta\)
\(\frac{1}{2} \alpha V_o \theta\)
\(2 \alpha V_o \theta\)
\(3 \alpha V_o \theta\)
Correct answer is D
No explanation has been provided for this answer.
i and ii only
ii and iii only
i and iii only
i, ii and iii
Correct answer is B
No explanation has been provided for this answer.
20oC
30oC
34oC
70oC
Correct answer is A
\(\frac{x - 0}{100 - 0} = \frac{14 - 10}{30 - 10}\)
x = \(\frac{100 \times 4}{20} = 20^oC\)
Mechanical energy can be either
kinetic or electric
chemical or potential
potential or kinetic
electric or heat
Correct answer is C
No explanation has been provided for this answer.