Which planet is known as evening star or morning star.
Venus is known as evening star or morning star.
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the materials suitable for making electromagnets should have
The materials suitable for making electromagnets should have high retentivity and low coercivity.
1}can displacement be zero even when distance is not zero? Give example. 2}how can you get speed of an object from its distance time graph ? 3}how can you get distance of an object from its speed time graph ? 4}can a body has zero velocity and still acceleration? give example . 5}is it possible in straight line motion of particle having zero speed and a non zero velocity? explain .
(1) Yes, displacement can be zero even if a body has covered some distance. (2) When a body travels in... View Article
the mass of electron proton and neutron in grams are
The mass of electron is \(\begin{array}{l}9.108 * 10^{-28} grams\end{array} \) The mass of proton is \(\begin{array}{l}1.6726 * 10^{-24} grams\end{array} \)... View Article
When 100V D.C. is applied across a coil, a current of 1A flows through it. When 100V A.C. of frequency 50 Hz is applied to the same coil only 0.5A current flows through it. Calculate resistance, impedance and self inductance of the coil.
Resistance R = 100Ω Impedance Z = 200Ω Self inductance L = 0.55H
Hosted email infrastructure is an example for
(A) IaaS (B)DaaS (C)PaaS (D)SaaS Answer: (D) SaaS
the atmosphere is held to the earth by
The atmosphere is held to the earth by gravity.
Write about Albert Einstein in 200-300 words
Albert Einstein was one of the great scientists, mathematician and physicist who laid the foundation for the development of physics.... View Article
what is the SI unit of resistance
The SI unit of resistance is Ohm (Ω).
Parsec is the unit of
Parsec is the unit that is used for expressing the distance between the stars and the galaxies. It is mainly... View Article
Why should electrostatic field be zero inside a conductor?
The electrostatic field should be zero inside a conductor because in a conductor, the charges are present on the surface.... View Article
What is the basic unit of time?
The basic unit of time is second.
Name and define the SI unit of current
The SI unit of current is ampere. Ampere is defined as one unit of charge flowing through a given circuit... View Article
what is the si unit of heat
The S.I. unit of heat is Joule.
define specific resistance and state its si unit
Specific resistance is defined as the resistance offered per unit length and unit cross-sectional area when a known amount of... View Article
Joules per coulomb is same as?
Joules per coulomb is same as volt. This is because joule is the unit for work done while coulomb is... View Article
how many joules are there in one kilowatt hour
In one kilowatt hour, there are 3.6 x 10<sup>6</sup> Joules are there. We know that, 1 kW = 1000 W... View Article
1 micron is equal to
1 micron is equal to 1/1000 mm. The micrometer is converted into millimeters by multiplying the micrometer value by 0.001... View Article
A software engineer creates a LAN game where an 8 digit code made up of 1,2,3,4,5,6,7,8 has to be decided on, universal code . There is a condition that each number has to be used a and no number can be repeated . What is the probability that first 4 digits of the code are even numbers ?
Total digits = 8 Even digit = 4 ( 2 , 4 , 6 , 8) Odd digit = 4... View Article
Which is the first negative term of the AP 20,77/4,37/2,71/4
-1/4 i.e., (-0.25) is the first term of the given AP.
