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Example of Derived demand, For building a house, the demand of Painter, labour, artisans, Bricks, Cements automatically increases. Cross Demand isthe ratio of percentage change in quantity demanded of a product to percentage change in price of a related product. Composite demand happens when goods or services have more than one use so that an increase in the demand for one product leads to a fall in supply of the other. E.g. milk which can be used for cheese, yoghurts, cream, butter and other products . Joint demand occurs when demand for two goods is interdependent. For example, it is no good having a printer without the ink to go with it.
The movement of a train is an example of what type of motion?
Which law states that the ratio of the potential difference across a conductor to the current through it is constant, provided the temperature remains c...
Which of the following decays does not change the atomic number of the nucleus?
A uranium nucleus undergoes fission and releases 200 MeV per event. If 1 gram undergoes complete fission, the energy released in kWh is:
Half-life of a radioactive substance is 10 days. The time after which only 1/16th of it remains is:
The refractive index of glass is 1.5. What is the speed of light in glass?
(Speed of light in vacuum is 3.0 ×108 m s-1)
A soap bubble shows colours when illuminated with white light. This is due to –
Why do brads not have respiratory trouble at the time of flying at high all?
The group velocity of matter waves associated with a moving particle is:
The colour of sky appears blue due to –
