Explain how do fireworks turn into shapes like hearts and stars?
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what is nano science
What is parallel force?
How is A.C. converted into D.C ?
Explain the Welding ?
What are the applications of electron microscope. : quantum physics
WHAT TI THE REASON FOR THE NOISE PRODUCED IN THE TRANSFORMER?
a car is travelling at 72kmph, and if that car slows down to 60kmph it takes an extra 1 hour to cover that same distance. at 72kmph, how long did it take for the car to cover that distance?
Why does heated air expand?
Why land breeze is caused ?
What is the use of rectifiers? Point out them one by one.
Mercury thermometer is constructed as shown in Figure The capillary tube has a diameter of 0.004 cm, and the bulb has a diameter of 0.250 cm. neglecting the expansion of the glass, find the change in height of the mercury column that occurs with a temperature change of 30.0 °C.
Why do the front wheels of a motor car usually lean outwards ?