Write short notes (aided by diagrams) on the following:
i) The effect of hybridization on bond lengths
ii) Naphthalene as an environmental pollutant
iii) The stability of the benzene ring
Q2 Write short notes on any two of the following:
a) Optimum Design. b) New Design c) Empirical Design [12 marks]
(iii) Mention two methods used in design in minimizing stress
concentration. [5 marks]
Q4 (i) Find the power transmitted by a 50mm diameter solid shaft
running at 200rpm if the shear strength of the material is 124
MN/m2 using factor of safety of 2.
What will be the power transmitted by an equivalent hollow shaft
of the same cross...
1. Write notes on interference of waves.
2. First Law of Thermodynamics-Explain.
3. Write notes on molar specific heat at constant pressure and
constant volume.
4. Write short notes on (i) ideal engine and (ii) Carnot
engine.