Class X

Formula for specific heat capacity is
  1. h = Δθ/m, where m is mass
  2. q = m/Δθ where m is mass
  3. c = 1/h(Δθ)
  4. c = 1/m(Q/Δθ)
 Negative acceleration is also known as
  1. Retardation
  2. Relaxation
  3. Escalation
  4. All of above
When pivot is adjusted at 50 cm in a meter rule, rule will
  1. Be balanced
  2. Fall
  3. Be unbalanced
  4. Turn slowly
Specific heat capacity of mercury is
  1. 120 J kg-1 °C-1
  2. 140 J kg-1 °C-1
  3. 160 J kg-1 °C-1
  4. 180 J kg-1 °C-1
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