Question

Q.7
Q.8
Q.9
-3-
Find the distance between two successive modes in a stationary wave on a
string vibrating with frequency 64Hz. The velocity of progressive wave that
resulted in the stationary wave is 48 m/s
A gas enclosed in a cylinder is expanded to double its initial volume at a
constant pressure of one atmosphere. How much work is done in this
process
Draw a neat labelled diagram of Ferry's black body
Define transistor, Draw symbols of pnp and npn transistor
A beaker of radius 10cm is filled with water. Calculate the force of surface
tension on any diametrical line on its surface.( Surface tension of water is
0.075 N/m)
Explain Thomson's atomic model.
Explain why it is necessary to use cylindrically concave pole pieces in the
construction of moving coil galvanometer
Derive an expression for electric field intensity at a point outside a
uniformly charge spherical shell.
Derive an equation of period of SHM
What is wave normal? What is the shape of wave front for far away from a
source of light?
SECTION -C
Q.10
Q.11
Q.12
Q.13
Q.14
Attempt any eight of the following (2 Marbe Fach​

Answer 1

Answer:

okay

Explanation:

examples include the question

Answer 2

Answer:

which class you in please tell me