56.Arrange in decending order of hotness the colour of the stars : 1. Red 2. Yellow3. Blue white 3. White

57.Consider the following statements : 1. Smart Card is a plastic card with an embedded microchip2. Digital technology is primarily used with new physical communication medium such as satellite and fibre potics transmission 3. A digital library is a collection of documents in an organized electronic from available on the Internet only Which of the statements given above is/are correct ?

58.Then term ""hydroponics"" is used to describe :

59.The colour of the outer edge of the rainbow will be :

60.One should not connect a number of electric appliance of the same power socket because :