Ask
Login
TAGGED IN

Engineering Physics

Follow this tag to get notifications whenever a new post is added

ALL TAGS
10
votes
1
answer
132k
views
1
answer
Derive the formula for angle of minimum deviation for the prism
engineering physics updated 3.3 years ago by pedsangini276 • 4.8k
11
votes
1
answer
84k
views
1
answer
Explain the principle, construction & working of a LED.
engineering physics updated 8.4 years ago by teamques10 ★ 70k
8
votes
1
answer
83k
views
1
answer
Explain with neat diagram construction and working of solar cell.
engineering physics updated 8.9 years ago by teamques10 ★ 70k
6
votes
1
answer
77k
views
1
answer
Explain formation of energy bands in solids and explain classification on the basis of energy band theory.
engineering physics updated 3.3 years ago by sagarkolekar ★ 11k
7
votes
1
answer
71k
views
1
answer
State the Hall effect. Derive the expression for Hall coefficient with neat diagram.
engineering physics updated 5.1 years ago by teamques10 ★ 70k
9
votes
2
answers
71k
views
2
answers
Obtain the condition for maxima and minima due to interference in a wedge shape film observed in reflected light. How is the interference pattern in wedge shaped film?
engineering physics updated 3.3 years ago by pedsangini276 • 4.8k
6
votes
1
answer
66k
views
1
answer
Explain the formation of barrier potential in P-N junction.
engineering physics updated 8.8 years ago by teamques10 ★ 70k
10
votes
1
answer
64k
views
1
answer
What is piezoelectric effect? Explain the working of a piezoelectric oscillator used to produce ultrasound.
engineering physics updated 8.8 years ago by teamques10 ★ 70k
13
votes
1
answer
62k
views
1
answer
What is Hall Effect? Derive expression for Hall voltage.
engineering physics updated 5.9 years ago by teamques10 ★ 70k
2
votes
1
answer
56k
views
1
answer
What are soft and hard magnetic materials? State the properties and applications
engineering physics updated 7.1 years ago by teamques10 ★ 70k
7
votes
1
answer
51k
views
1
answer
With energy band diagram ,explain the variation of fermi energy level with temperature in extrinsic semiconductor.
engineering physics updated 5.1 years ago by teamques10 ★ 70k
4
votes
1
answer
49k
views
1
answer
Differentiate between soft and hard magnetic materials.
engineering physics updated 8.8 years ago by teamques10 ★ 70k
6
votes
1
answer
48k
views
1
answer
In the Newtons ring experiment, determine the diameter of the $20^{th}$ ring if the diameters of the $4^{th}$& $12^{th}$ rings are 0.4 & 0.7 cm respectively.
engineering physics updated 3.3 years ago by pedsangini276 • 4.8k
1
vote
1
answer
46k
views
1
answer
Obtain an expression for fringe width in the interference pattern of wedge shape film. How this phenomenon is used to determine thickness of thin paper.
engineering physics updated 3.3 years ago by pedsangini276 • 4.8k
-2
votes
1
answer
46k
views
1
answer
What is Hologram? Explain the construction and reconstruction of Hologram. How is holography different than photography.
engineering physics updated 3.3 years ago by pedsangini276 • 4.8k
5
votes
1
answer
43k
views
1
answer
A diffraction grating have 4000 lines per cm is illuminated normally by light of wavelength 5000 $\mathring{A}$. Calculate its dispersive power in third order spectrum.
engineering physics updated 2.6 years ago by sagarkolekar ★ 11k
1
vote
1
answer
42k
views
1
answer
Describe principle, construction and working of magnetostriction oscillator to produce ultrasonic waves.
engineering physics updated 8.8 years ago by teamques10 ★ 70k
1
vote
1
answer
42k
views
1
answer
Explain the formation of depletion region in p-n junction.
engineering physics updated 8.8 years ago by teamques10 ★ 70k
1
vote
1
answer
38k
views
1
answer
Draw the energy band diagram of p-n junction diode in forward and reverse bias condition.
engineering physics updated 5.1 years ago by teamques10 ★ 70k
0
votes
1
answer
36k
views
1
answer
Define dispersive power of a grating. write an expression for dispersive power of grating.
engineering physics updated 3.3 years ago by pedsangini276 • 4.8k
4
votes
1
answer
36k
views
1
answer
State the acoustic requirement of good auditorium. Explain how these requirements can be achieved.
engineering physics updated 8.8 years ago by teamques10 ★ 70k
3
votes
1
answer
34k
views
1
answer
Define: drift current, diffusion current and mobility of charge carriers.
engineering physics updated 8.8 years ago by teamques10 ★ 70k
4
votes
1
answer
34k
views
1
answer
Explain absorption, spontaneous and stimulated emission of radiation. Discuss Einsteins coefficient and derive the relation between them?
engineering physics updated 3.3 years ago by pedsangini276 • 4.8k
3
votes
1
answer
31k
views
1
answer
What is V number? What is its significance. Distinguish between single mode and multimode fiber?
engineering physics updated 3.3 years ago by pedsangini276 • 4.8k
1
vote
1
answer
30k
views
1
answer
Prove that the Fermi level lies exactly at the centre of the forbidden energy gap in case of an intrinsic semiconductor. OR Derive an expression for Fermi level for an intrinsic semiconductor.
engineering physics updated 2.4 years ago by sagarkolekar ★ 11k
<prev • 580 results • page 1 of 24 • next >