1. The internal energy of system is given by U = 100 + 50 T + 0.04 T 2 joules and the heat transfer Q = 4000 + 16 T joules, where Tis the temperature in kelvin. If the temperature of the system...

1. The internal energy of system is given by U = 100 + 50 T + 0.04 T
²
joules and the heat transfer Q = 4000 + 16 T joules, where Tis the temperature in kelvin. If the temperature of the system changes from 300 K to 500 K, calculate the work transfer and its direction.

2. The unit of work in SI units is (a) joule (b) newton ( c) watt ( d) calorie

3. The unit of heat in SI units is (a) joule (b) newton ( c) watt ( d) calorie

4. The unit of power in SI units is (a) joule (b) newton ( c) watt ( d) calorie

5. The unit of energy in SI unit is (a) joule (b) newton ( c) watt ( d) calorie