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WHAT IS DIMENSIONAL FORMULA OF PERMITTIVITY OF VACUUM
What is the full form of CGS,FPS & MKS?
what is Weber and Weber/m2 is equal to?
what is the fullform of SONAR and Radar?
1.A composite wire of diameter 1cm consisting of copper and steel wire of length 2.2m and 2 m
respectively.total extension of wire when stretched by a force is 1.2mm.calculate the force .(
Y of steel is 2*1011 pa
Y of copper is 1.1*1011 pa
What is the dimensional formula for capacitance?
what is dimensional formula of young modulus
How to measure the least count of the instrument???
A point P is taken to be origin of time and position . Two points Q and R are situated on a straight line passing through P . The positions of Q and R are 8m and 12m respectively while the instant at which the body reach these points are 3s and 5s . WHAT IS THE SPEED OF THE BODY?????
find the dimensional formula of resistance R
Find angle of projection at which he horizontal range and maximum height of a projectile are equal?
What is Personal Error, Instrumental Error and Random Error? Explain with giving an example?
PLEASE TELL ME............
What is the dimensional formula of Spring Constant (K)?
A dimensionless quantity --
a)Never has a unit
b)Always has a unit
c)May have a unit
d)does not exist
difference between fundamental unit and derived unit
the value of G in c.g.s. system is 6.67*10-8dyne cm2/g2.what is its value in s.i.
What is the form of dependence of the lift force per unit wingspan F (wingspan is the total length of the wings ) on an aircraft wing of width L, moving with a velocity v through air density ρ ?
universal gas constant dimensional formulae
Two resistors of resistances R1=100±3 ohm and R2=200±4 ohm are connected
(a) In series, (b) in parallel. Find the equivalent resistance of the (a) series combination, (b) parallel combination. Use for (a) the relation R=R1+R2 and for (b) 1/R=1/R1+1/R2 and ΔR1/R12+ΔR2/R22 ?
find the dimensitions of coefficient of viscocity and its SI unit .
DEtermine the dimensionl formula for potential difference
using dimensional analysis derive the relation :-
s=ut + 1/2 at2
pls merit experts pls help..fast
Does the magnitude of a physical quantity depend on system of units chosen ?
A gas bubble from an explosion under water, oscillates with atime period Tproportional to pa db Ec, where p,d, and E arepressure, density and total energy respectively. Find the value ofa, b and c.
Check the correctness of S=ut + 1/2 at2
what is a fractional error?
what is the dimensional formula of amplitude?
The sun's angular diameter is measured to be 1920''. The distance D of the sun from the earth is 1.496 *10power -11m. What is the diameter of the sun ? will you pzzz explain me the answer .
what is the smallest and biggest unit of mass,time,length. plz answer fast.
Snth=u + ( a / 2 )(2n-1) Check whether this equation is dimensionally correct or not.
If momentum of an object is increased by 10%,then its kinetic energy will b increased by--?
the centripetal force is given by F = m v2 / r, the mass(m), velocity (v) and radius(r) of the circular path of an object are 0.5 kg, 10m s-1 and 0.4 m respectively if m, v and r are measured to accuracies of 0.005 kg, 0.01 m s-1 and 0.01 m respectively, find percentage error in force acting on the body.
derivation of three laws of motion
The velocity v of a particle depends upon time t, according to the equation v = a + bt +c/(d+t)
write the dimensions of a, b, c, d .
Check correctness of relation by dimensional analysis lambda =h/mv where letter have heir own usual meaning?
what is the definition for the term "Most probable value"?
write the advantages and disadvantages of dimensional analysis?
if the error in measurement of radius of a sphere is 2% , then the error in the determination of volume of the sphere will be
answer me with suitable explaination
Check the correctness of the relation
h = r p g / 2 s cos(theta) , where h = height, r = radius, p = density, s = surface tension, and g = acceleration due to gravity.
The percentage error in the measurement of mass and speed are 2% and 3% respectively. How much will be the maximum error in the estimate of kinetic energy obtained by measuring mass and speed?
There is an equation in physics, here it is!!! : U = VIt.
Can anybody please tell me what does U refer to????? Please give my answer!!!!. I will surely give thumbs up!!!!.
The van der waals equation for a gas is (P + a/v2)(V-b) = RT where P = Pressure, V = Volume, T = Temperature. Find the dimensions and SI units of a,b, and the Gas Constant R.
A man walks on a straight road from his home to the market 2.5 km away with a speed of 5km/hr .Finding the market closed ,he instantly turns and walks back home with a speed of 7.5 km/hr .What is the magnitude of average velocity and average speed of man over the interval of time :
correctness of dimensitional formula v=u+at
The velocity (v) of transverse waves on a string may depend upon (1) length (l) of string, (2) tension T in the string and (3) mass per unit length (m) of the string. Derive the formula dimensionally.
the displacement time graph for the two particles A and B are straight lines inclined at angles of 30 and 45 degrees with the time axis.what is the ratio of the velocities VA : VB ?
PLZ ANS AS SOON AS POSSIBLE ...........TOMMOROW IS MY EXAM
The velocity of sound waves 'v' through a medium may be assumed to depend on:
1. the density of the medium 'd' 2. the modulus of elasticity 's'
Deduce by the method of dimension for formula for the velocity of sound.(take dimensional constant k=1)
What is the dimensional formula of E=mc2?
write the physical quantity which has no unit and no dimension
the velocity 'v' of water waves may depend on their wavelength, density of water and acceleration due to gravity. Find relation between these quantities by the method of dimension
check the dimensional accuracy of the relation T=2pie root l/g?
Two resistors of resistances R1= 100+/-3 ohm and R2= 200+/-4 ohm are connected (a) in series, (b) in parallel. Find the equivalent resistance of the (a) series combination, (b) parallel combination. Use for (a) the realtion R = R1+ R2and for (b) 1/R ' = 1/R1+ 1/R2andΔR '/R '2=ΔR1/R12+ΔR2/R22.
Can a quantity have dimensions but still no units?
Find the dimension of a/b in the equation p=a-t2/bx where p is pressure,x is distance and t is time.
what is the dimensional formula for heat?
If x=a+bt+ct2 where x is in metres and t is in seconds.What is the unit of c?
What is the dimensional formula of light year?
check the accuracy:- F.S=1/2mv^2-1/2mu^2 where F=force & S= distance
Can a quantity have units but still dimensionless? Can a quantity have dimensions but still unitless?
if x=10.0 +- 0.1 and y= 10.0+-0.1, find 2x-2y.
the period of oscillation of a simple pendulum is T=2pi√4g. measured value of l is 20.0 cm known to 1mm accuracy and time for 100 oscillations of the pendulum is found to be 90s using a wrist watch of 1s resolution. What is the determination of g.
One student doubts the expression for kinetic energy as MV3 or Kinetic
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