At what temperature does the filament of electric bulb glows ?
Answers were Sorted based on User's Feedback
An electrical current heats the filament to typically 2000 K
to 3300 K (about 3100-5400°F),(1700-3000°C), well below
tungsten's melting point of 3695 K (6192°F).
Is This Answer Correct ? | 5 Yes | 0 No |
Find the physical quantity in units from the equation: (Force*Distance)/(Velocity*Velocity)
What is white body ?
Tell me what is radium used for?
The system shown in the figure is in equilibrium. The metal spheres are identical and each has a mass of 2 kg. The surface areas of the pistons are equal and 100 square centimeters each. The density of water is 1 g per cubic centimeter. Assuming that the frictions and masses of the pistons are negligible, what is the mass of G? ( g = 10N/kg )
which electronic devices used at low frequencies? and high frequencies?and microwave frequencies?
Why ”quantum physics” is named as it is? : quantum physics
What is a Noise ?
Why is a man hit harder, when he falls on a paccafloor than when he falls on sand from the same height ?
Describe and interpret qualitatively the evidence provided by electron diffraction for the wave nature of particles. : quantum physics
According to the standard model of particle physics, what is the name for the three leptons that have no electric charge and little if any mass?
Why cell phones radiate heat while talking a long time ?
cyclotron