Questions

The photoelectric effect pointed to the particle properties of light, which had been considered to be a wave phenomenon. Particles like electron and protons have both particle like and wave like behavior. Thus, according to de Broglie, all the material particles in motion possess wave characteristics. Although the dual nature of matter is applicable to all material objects but it is significant for microscopic bodies only.

Uranus is 2,870 million kilometers away from the sun and the time taken to complete one round at a speed of 6.8 km/sec is as  long as 84 years on earth

XPath is an expressions to select a xml node in an XML document.

It allows the navigation on the XML document to the straight to the element where we need to reach and access the attributes.

The main motive behind dealer incentives is to give the products at some low price for the dealers who take the products in bulk and maintain good selling of these products.

A perfectly inelastic demand curve is perfectly vertical either up or down in any way.

The three main functions of Kidneys are ::

* Regulating and filtering minerals from blood.

* Maintaining overall fluid balance.

* Filtering waste materials from food, medications, and toxic substances.

Biotin is a water-soluble B vitamin, also called vitamin B7 and formerly known as vitamin H or coenzyme R.