She handed me the letter. Voice change 15.
In a Step up transformer the number 01-turns in primary and secondary coils are 100 and
400 respectively. If 120V alternating voltage applied across the primary coil. Then
(a) Transformation ratio (b) Voltage across secondary coil
Name the wave with maximum and m inimum wavelength in electromagnetic SINCtrum.
Write the conditions for total internal reflection.
qfömn q I
Define critical angle. Write relation between critical angle and refractive index of denser
What is the function Of a moderator in nuclear reactor. Write the name of two
What is the function Of controlling rods in nuclear reactor ? Why these rods are made of
cadm ium only ?
:grurq 2 e I
The maximum and minimum amplitude Of a modulated wave is 10 volt and 2 volt
respectively. What Will be modulation index ?
Aglasem Sch 001
There are two metal spheres one small and Other large. Which sphere will have more
capacity ? Derive formula for the capacity of parallel plate capacitor if a medium Of
dielectric constant K placed between the plates Of capacitor.
qftqu ? L-C-R at*Td
i_xcoso ø I
What do you mean by power in alternating current circuit. Show that in L•C-R circuit
average power loss per cycle is given by cosø where ø is phase angle.