Related Questions

  1. A block of 2 kg is kept on the floor. The coefficient of static friction is 0.4
  2. A polished metal plate has a rough and black-spot. It is heated to 1400 K
  3. The equation of state for 5 g of oxygen at a pressure P and temperature T,
  4. If the minimum energy of photons needed to produce photoelectrons is 3 eV,
  5. An ideal heat engine works between temperature T₁=500 K and T₂=375 K.