What is the magnifying power of the microscope, Q. A compound microscope co...

Q. A compound microscope consists of an objective lens of focal length 2.0cm and an eye piece of focal length 6.25cm separated by a distance of 15cm.How far from the objective sho

Determine speed of the slider, The spring of constant k is un-stretched whe...

The spring of constant k is un-stretched when the slider of mass m pass position B as shown in the figure above.  If the slider is released from the position A, Determine: (i) S

What are mass defect and binding energy, What are mass defect and binding e...

What are mass defect and binding energy? How is mass defect related to binding energy? Describe the term ‘decay constant' for a radioactive substance. Reduce the relation betwee

Phase difference between voltage and current in this circuit, The power fac...

The power factor of an a.c. circuit is 0.5. What will be the phase difference among voltage and current in this circuit?

Explain how a p-n junction functions as a rectifier, Explain physically how...

Explain physically how a p-n junction functions as a rectifier. Ans: When a P-N junction diode is forward-biased and applied voltage is increased from zero, hardly any current

Radioactivity, law of successive diintegration

law of successive diintegration

Forces and nature,

Explain fresnel diffraction, If either screen or source or both are at pres...

If either screen or source or both are at preset distance from the diffracting device (obstacle or aperture), the diffraction is known as Fresnel type.

Find out the significancy, In the movie The Shooter starring Mark Wahlber...

In the movie The Shooter starring Mark Wahlberg, it is claimed that coriolis forces need to be taken into consideration when taking a shot at a target 4 kilometres away. To test

Continuous or chemostat fermentation , A genetically modified yeast is cult...

A genetically modified yeast is cultivated at pH = 3.3 and temperature = 37°C). Values of substrate flow, F, cell mass concentration, X 1 , concentration of glucose, S 1 (the limi