Question

Q.3) Answer the following questions. (Any 4) (8M)
1. What is the role of anomalous behaviour of water in preserving aquatic life in regions of cold
Climate?
2. How much heat energy is necessary to raise the temperature of 5 kg of water from 20 °C to 100 °C.
3 State right hand thumb Rule with diagram.
4. Equal heat is given to two objects A and B of mass I g. Temperature of A increases by 3 °C and
B by 5 °C. Which object has more specific heat? and by what factor?
5. Explain magnetic field produced by current through a circular loop of a conducting wire ?​

Answer 1

Answer:

how much heat energy is necessary to raise the temperature of 5kg of water from 20c to 100c