Ask
Login
TAGGED IN

Engineering Physics

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

ALL TAGS
0
votes
1
answer
5.7k
views
1
answer
During a test, the car, moves in a straight line such that its velocity is defined by v=0.3 (9t2 + 2t) where 't' is in seconds. Determine the position and acceleration when t=3 sec. take at t=0, x=0.
engineering physics updated 3.0 years ago by DevarenjiniP • 3.2k
0
votes
1
answer
1.7k
views
1
answer
A vertical lift of total mass 750 kg acquires an upward velocity of 3m/s over a distance of 4m moving with constant acceleration starting from rest. Calculate the tension in the cable.
engineering physics updated 3.0 years ago by DevarenjiniP • 3.2k
0
votes
1
answer
590
views
1
answer
Explain various types of errors in measurement in detail.
engineering physics updated 3.0 years ago by DevarenjiniP • 3.2k
0
votes
1
answer
727
views
1
answer
Explain various sources of errors in measurement system
engineering physics updated 3.1 years ago by RakeshBhuse • 3.2k
0
votes
1
answer
3.1k
views
1
answer
State and explain Biot - savart's Law
engineering physics updated 3.1 years ago by sagarkolekar ★ 11k
0
votes
1
answer
713
views
1
answer
Explain how the reverberation time is affected by (i) size (ii) nature of wall surface (iii) audience in an auditorium.
engineering physics updated 3.1 years ago by pedsangini276 • 4.8k
0
votes
1
answer
3.9k
views
1
answer
Draw a neat labelled Energy band diagram to show the variation of Fermi Level with doping concentration in N-Type semi-conductors.
engineering physics updated 3.1 years ago by pedsangini276 • 4.8k
0
votes
1
answer
2.3k
views
1
answer
Find the percentage of the total flow through each pipe when placed in parallel and the ratio of H to h, for the following question
engineering physics updated 3.1 years ago by RakeshBhuse • 3.2k
0
votes
2
answers
899
views
2
answers
Write three distinct differences between ionic and oriental polarization.
engineering physics updated 3.1 years ago by iharshvardhan2827 • 20
1
vote
1
answer
3.2k
views
1
answer
For an intrinsic semiconductor show that the Fermi level lies in the center of the forbidden energy gap.
engineering physics updated 3.1 years ago by pedsangini276 • 4.8k
0
votes
1
answer
13k
views
1
answer
Explain orientational polarization with suitable diagram and write the mathematical expression of orientational polarizability.
engineering physics updated 3.1 years ago by pedsangini276 • 4.8k
0
votes
1
answer
2.2k
views
1
answer
Calculate the number of atoms per unit cell of a metal having the lattice parameter 2.9 A and density 7.87 gm/cm3.
engineering physics updated 3.1 years ago by pedsangini276 • 4.8k
0
votes
1
answer
642
views
1
answer
Calculate the critical radius ratio of an ionic crystal in ligancy 4 configuration.
engineering physics updated 3.1 years ago by pedsangini276 • 4.8k
0
votes
1
answer
635
views
1
answer
A class room has dimension 20 x 15 x 10 m3, the reverberation time is 3 sec. calculate total absorption of its surfaces and average absorption coefficient.
engineering physics updated 3.1 years ago by pedsangini276 • 4.8k
0
votes
1
answer
434
views
1
answer
Mention only one solution for each of the following acoustical problems in a hall. (i) Echo (ii) Dead spot and (iii) Inadequate loudness
engineering physics updated 3.1 years ago by pedsangini276 • 4.8k
0
votes
1
answer
473
views
1
answer
Draw the diagrams only (fully labelled and self explanatory) to show the variation of Fermi energy with (i) Temperature and (ii) Impurity concentration at high level, for an n-type semiconductor.
engineering physics updated 3.1 years ago by pedsangini276 • 4.8k
0
votes
1
answer
504
views
1
answer
Explain Critical Configuration & find the Critical radius ratio of an ionic crystal for ligancy 6.
engineering physics updated 3.1 years ago by pedsangini276 • 4.8k
0
votes
1
answer
1.1k
views
1
answer
Explain the concept of hole in a semiconductor
engineering physics updated 3.1 years ago by pedsangini276 • 4.8k
0
votes
1
answer
548
views
1
answer
Write five distinct differences between Frenkel and Schottky defect.
engineering physics updated 3.1 years ago by pedsangini276 • 4.8k
1
vote
1
answer
5.6k
views
1
answer
The resistivity of intrinsic InSb at room temperature is 2 x 10-4? cm. if the mobility of electron is 6m2/V-Sec and mobility of hole is 0-2 m2/V-Sec. calculate its instrinsic carrier density.
engineering physics updated 3.1 years ago by pedsangini276 • 4.8k
0
votes
1
answer
577
views
1
answer
An Ultrasonic sound wave is used to detect the position of defect in a steel bar of thickness 50 cm. if the echo times are 40 and 90 ?-sec. Locate the position of defect.
engineering physics updated 3.1 years ago by pedsangini276 • 4.8k
0
votes
1
answer
765
views
1
answer
Write the relation between polarization and dielectric susceptibility and the relation between dielectric susceptibility and dielectric constant.
engineering physics updated 3.1 years ago by pedsangini276 • 4.8k
1
vote
1
answer
2.7k
views
1
answer
Calculate P.F. for Chromium having BCC structure. Given density 5.98 gm/cc, atomic weight 50.
engineering physics updated 3.1 years ago by pedsangini276 • 4.8k
0
votes
1
answer
449
views
1
answer
Explain origin of electronic, ionic and oriental polarization and temperature dependence of respective polarizability.
engineering physics updated 3.1 years ago by pedsangini276 • 4.8k
0
votes
1
answer
488
views
1
answer
Find out critical radius ratio of an ionic crystal in ligancy 6 configuration. What is maximum size of cation in ligancy 6 configuration when radius of anion is 2.02 A
engineering physics updated 3.1 years ago by pedsangini276 • 4.8k
<prev • 580 results • page 2 of 24 • next >