Unit vector which is perpendicular to the resultant, Unit vector which is p...

Unit vector which is perpendicular to the resultant of 2i+3j+5k and -i+2j+7k ; and passes by (1,2,4)

Describe construction and working of carbon dioxide laser, Describe the con...

Describe the construction and working of carbon dioxide laser. Construction and Working: The most fundamental form of a CO 2 laser comprise a gas discharge (along with a mi

Low frequency loop impedance, Low frequency loop impedance: Low frequen...

Low frequency loop impedance: Low frequency loop impedance testing is a useful method complementary to DC bonding testing.  A visual inspection of cable bundle shields, complem

Making a simple refracting telescope, Making a simple refracting telescope ...

Making a simple refracting telescope  To make a simple telescope, two cardboard tubes will be needed, one fitting inside the other.  It is not possible to make a satisfactory t

Forces and nature,

What is the si unit of pressure, The SI unit of pressure is the: a) T...

The SI unit of pressure is the: a) Torr b) Dyne per centimeter squared c) Atmosphere d) Pascal Ans: The SI unit of pressure is the Pascal.

Show optimistic model for a battery, Question: An optimistic model for...

Question: An optimistic model for a battery is just an ideal seat of EMF. A further realistic model commonly used to model actual batteries is Answer: Note that the i

Draw a labelled diagram of an ac generator, Describe with the help of a lab...

Describe with the help of a labelled diagram the underlying principle and working of a step-up transformer. Why cannot such a device be used to step-up D.C. voltage? Or Dr

Calculate the irradiance, The greenhouse effect is significant not only on ...

The greenhouse effect is significant not only on Earth but also on Venus and Mars. The following table summarizes the following basic observations:  (A) Using Stefan's equa

Schrodinger''s time independent wave equation: free particle , Q.   Write d...

Q.   Write down the Schrodinger's time independent wave equation for a free particle confined in one dimensional box of size a. Obtain eigen values and normalized wave functions fo