Physics
For a body of mass m the relationship between the heat capacity (C') and specific heat capacity (c) is:
- C' = mc
- C' = c/m
- C' = mc2
- C' = m/c
Related Questions
An alloy constantan has resistivity 5 x 10-7 Ω m at 25°C. If the temperature of this alloy is increased to 50°C then its resistivity will be:
- 2.5 x 10-7 Ω m
- 5 x 10-7 Ω m
- 10 x 10-6 Ω m
- 20 x 10-6 Ω m
A current carrying circular loop is lying in a horizontal plane as shown in the diagram. Which of the following is the correct statement with respect to the direction of magnetic lines of force.
- upward at X and downward at Y
- downward at X and upward at Y
- upward at both X and Y
- downward at both X and Y
A piece of a cake and a watermelon of the same mass are taken out of the freezer at the same time. Which of the following statement is correct?
- Cake and watermelon will attain the room temperature at the same time.
- Watermelon will attain the room temperature faster.
- Cake will attain the room temperature faster.
- Which one comes to the room temperature first, depends on the atmospheric pressure at that time.
During β emission the parent and daughter nuclei will be:
- isomers
- isotopes
- isotones
- isobars