| 1 |
To make bioplastic, we use. |
Starch
Glycerol
Distilled water
Starch, Glycerol and distilled water.
|
| 2 |
Which is used in UPS. |
Electric generator
Compressor
Electric motor
Inverter
|
| 3 |
--------------- is used is solar cooker. |
Convex mirror
Concave mirror
Convex lens
Concave lens
|
| 4 |
Soap is............. salt of long chain fatty acid. |
Sodium or potassium
Magnesium
Iodine
Halogen
|
| 5 |
Baking soda, calcium carbonate, glycerin, fluorides are usually used for making. |
Soaps
Detergents
Tooth paste
Banaspati ghee
|
| 6 |
Bio Plastic is made of. |
Fats
Glucose
Proteins
Starch
|
| 7 |
Who was the first whihc explore the electromagnetic effect. |
Micheal faraday
George Simon Ohm
Coulomb
Hans Oested
|
| 8 |
A microphone converts mechanical wave energy into. |
Video signals
Ausio and video signals
Audio signals
None of these
|
| 9 |
Our electricity bill is taken in. |
Wh
kWh
micro Wh
m Wh
|
| 10 |
The unit of electric power is |
Ampere
Joule
Volt
Watt
|
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