Mod 6- Question 6 The diagram shows an ideal transformer. Iron core G When the switch is closed, the pointer on the galvanometer deflects. How could the size of this deflection be increased? A. Decrease the number of primary coils. Decrease the number of secondary coils. Replace the iron core with a copper core. Place a resistor in series with the galvanometer. B. C. (D.
Mod 6- Question 6 The diagram shows an ideal transformer. Iron core G When the switch is closed, the pointer on the galvanometer deflects. How could the size of this deflection be increased? A. Decrease the number of primary coils. Decrease the number of secondary coils. Replace the iron core with a copper core. Place a resistor in series with the galvanometer. B. C. (D.
Related questions
Question
How do I justify these questions?
Transcribed Image Text:Mod 6-Question 6
The diagram shows an ideal transformer.
Iron core
When the switch is closed, the pointer on the galvanometer deflects.
How could the size of this deflection be increased?
A.
Decrease the number of primary coils.
Decrease the number of secondary coils.
Replace the iron core with a copper core.
Place a resistor in series with the galvanometer.
B.
C.
(D.
Transcribed Image Text:Mod 7-Question 7
The graph shows the maximum kinetic energy (K) with which photoelectrons are emitted as a
function of frequency (f) for two different metals X and Y.
E
X
Y
0
5
10
15
f (x 10¹4 Hz)
illuminated with light of wavelength 450 nm.
The metals
What would be the effect of doubling the intensity of this light without changing the
wavelength?
A.
For metal X, the number of photoelectrons emitted would not change but the maximum
kinetic energy would increase.
(B. For metal X, the number of photoelectrons emitted would increase but the maximum
kinetic energy remains unchanged.
C.
For metals X and Y, the number of photoelectrons emitted would not change but the
maximum kinetic energy would increase.
D. For metals X and Y, the number of photoelectrons emitted would increase but the
maximum kinetic energy remains unchanged.
*************
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 2 steps with 1 images
