One mole of an ideal gas with constant heat capacities undergoes an arbitrary mechanically reversible process.
Show that:
What will be an ideal response?
For an ideal gas we know that:
?U = 
?T
PV = RT
and ?(PV) = R?T
Substituting we obtain:
Knowing that R = 
- 
and substituting in we obtain
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A parallel plate capacitance transducer uses plates of area 500 mm which are separated by a distance of 0.2mm.
(i) Calculate the value of capacitance when the dielectric is air having a permittivity of 
.
(ii) A linear displacement reduces the gap length to 0.18mm. Calculate the change in capacitance.
(iii) Calculate the ratio of per unit change of capacitance to per unit change in displacement.
(iv) Suppose a sheet of mica 0.01mm thick is inserted in the gap. Calculate the value of original capacitance and change in capacitance for the same displacement. The dielectric constant of mica is 8 [C = A/d].
What will be an ideal response?
Explain the difference between pollination and fertilization
What will be an ideal response?
To increase engine performance, which camshaft is varied?
A) Exhaust camshaft only B) Intake camshaft only C) Both the intake and exhaust camshaft D) The exhaust camshaft is advanced and the intake camshaft is advanced
If the drill has been sharpened with unequal angles, the lip with the large angle will do most of the cutting
Indicate whether the statement is true or false