Questions Answered

incredebility:
Group Title
in an ac electrical equipment what do the rated values(like power,current,voltage) signify? I mean which of them are rms and avg quantities …
 updated one month ago
 8 replies
 1 Medal

bobbob123123:
Group Title
Definition: the ability to perceive something through means other than normal sensory experience.
What are your thoughts on extrasensory p…
 updated one month ago
 4 replies
 1 Medal

kshitijgupta:
Group Title
can any one explain how steel is more elastic than rubber?
 updated one month ago
 6 replies
 1 Medal

m806texas:
Group Title
A parallelplate air capacitor of capacitance of 240 pF has a charge of magnitude 0.122 µC on each plate. The plates are 0.346 mm apart.
…
 updated one month ago
 1 reply
 No Medals Yet

lolo123...:
Group Title
Calculate the acceleration of a satellite that is orbiting Earth at an altitude of 500 km. The Earth’s radius is 6380 km.
G=6.67x10^11
m…
 updated one month ago
 2 replies
 No Medals Yet

sak.shahbaz:
Group Title
2 perfectly elastic bodies of equal masses are moving along the line joining them with 15m/s & 10m/s after collision there velocities will b…
 updated one month ago
 5 replies
 1 Medal

Mpari13:
Group Title
Help drawing a free body diagram:
I understand FBD but not really if its an object in motion.. any ideas?
…
 updated one month ago
 1 reply
 No Medals Yet

lilBeast:
Group Title
help me plz
…
 updated one month ago
 4 replies
 No Medals Yet

MichelleShum:
Group Title
@Abhisar A light spring is compressed between two trolleys P and Q of masses 4.0kg and 3.0kg respectively as shown in the figure below.The t…
 updated one month ago
 10 replies
 3 Medals

TwinYang:
Group Title
What is dark matter and dark energy?
 updated one month ago
 13 replies
 4 Medals

lolo123...:
Group Title
An 800 g rock is tied to a string and whirled in a vertical circle with a 75 cm radius and a frequency of rotation of 1.6 Hz.
a. Assumi…
 updated one month ago
 8 replies
 No Medals Yet

No.name:
Group Title
Help @thomaster
 updated one month ago
 58 replies
 1 Medal

Aimee98:
Group Title
Geometry help? :]
 updated one month ago
 9 replies
 2 Medals

No.name:
Group Title
An elevator is descending at a constant speed. A passenger takes a coin from his pocket and drops it to the floor. What accelerations would …
 updated one month ago
 26 replies
 2 Medals

ikram002p:
Group Title
i have a Qn why Anti rocket hit the target from a close distance ?
 updated one month ago
 47 replies
 4 Medals

Somy:
Group Title
Oxidation States tutorial
 updated one month ago
 51 replies
 21 Medals

kanwal32:
Group Title
Three ships A,B and C are in motion. The motion of A as seen B is with speed v towards northeast. The motion of B as seen by C is with spee…
 updated one month ago
 35 replies
 4 Medals

PsiSquared:
Group Title
A 10N force is used to move a 1kg mass 0.5m up a ramp inclined at 30°. g=10 m/s^2. How much work is done? The student's instructor is say…
 updated one month ago
 1 reply
 No Medals Yet

verity:
Group Title
Use the diagram to answer the following question.How can you calculate the energy of the wave in the diagram?
…
 updated one month ago
 9 replies
 No Medals Yet

fruits:
Group Title
as we all know that earth has more radius than moon and it revolves around the earth and also rotates around itself but as moon has a smalle…
 updated one month ago
 16 replies
 3 Medals

SunitWilly:
Group Title
what does angular displacement mean?
 updated one month ago
 2 replies
 No Medals Yet

Mashy:
Group Title
Banking of roads VS leaning of a cyclist inwards
In some textbook, the maximum speed of taking a turn is derived for a banked roads, and …
 updated one month ago
 4 replies
 1 Medal

ikram002p:
Group Title
how 3+5=8
@raydvard
 updated one month ago
 48 replies
 8 Medals

BSwan:
Group Title
Single Pules , sine integral
find the fourier integral representation of the function
 updated 2 months ago
 19 replies
 1 Medal

Mashy:
Group Title
Something i read in a book
 updated 2 months ago
 25 replies
 1 Medal

Mashy:
Group Title
Doubt 3
 updated 2 months ago
 15 replies
 2 Medals

Mashy:
Group Title
Doubt 2
 updated 2 months ago
 4 replies
 2 Medals

Mashy:
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Doubt 1... I ll post it wait!
 updated 2 months ago
 8 replies
 1 Medal

thushananth01:
Group Title
I dont get this :/
http://screencast.com/t/eSTW1oOF
 updated 2 months ago
 21 replies
 3 Medals

Somy:
Group Title
i have trouble getting the right answer and i don't really understand how to do the questions T_T
 updated 2 months ago
 44 replies
 5 Medals
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