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A carbon steel plate (thermal conductivity = 45 W/moC) (600 x 900 x 25) mm2 is maintained at 310oC. Air at 15oC bellows over the hot plate.If convection heat transfer co-efficient is 22 W/moC and 250 W is lost from the plate surface by radiation, Determine the inside plate temperature.
A negative point charge of 10 -6 coulomb is located in air at the origin of a rectangular coordinate system. A second negative point charge of 10 -4 is situated on the positive x
HOW TO MARK DIRECTION OF ACCELERATION TO APPLY WEDGE CONSTRAINTS ..
KINEMATICS I 1. x(t) is called displacement and it denotes the position of the body at a particular time. If the displacement is positive then that body is to the right of
Germanium possesses (A) One valence electrons. (B) Two valence electrons. (C) Three valence electrons. (D) Four valence electrons. Ans: Germanium possess
RUTHERFORD'S ATOMIC MODEL:- Rutherford proposed that all the positive charge and mass of the atom was concentrated in a small central region which is called the nucleus.This mo
Megavoltage therapy: Kerst developed the betatron which accelerates electrons to high energy .It open a new radiation therapy era-the supervoltage or megavoltage era.Another
Define the Diatomic Molecules in Two Dimensions? You have been transported to a two-dimensional world by an evil wizard who refuses to let you revisit to your beloved Columbia
According to Reynolds, the critical velocity (vc) of a liquid flowing by a long narrow tube is (a) Directly linked to the coefficient of viscosity of the liquid. (b) Inversel
The Zinc Blende or Sphalerite Structure. Zinc blende is same to diamond cubic structure, but the two FCC sub-lattices are occupied by atoms of two dissimilar elements. Some of
AC Input Resistance in Common Emitter Configuration Ratio of change in base emitter voltage ( ? V BE ) to the resulting change in base current ( ? I B ) at cons
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