A cricket ball and a football are dropped simultaneously from the top of qutub minar.

975

Explain the Use of manometer.

1004

What is different between secondary electron image and back scattered electron image?

974

How is nuclear fission different from nuclear fusion?

1052

How increasing threshold voltage can affect on current in transistor?

1590

what is animal charcoal?

821

What is roasting?

782

Tell me how do you calculate shaft power?

1004

Explain how do you separate hydrogen and oxygen gases in industrial electrolysis of water process?

954

Why ”quantum physics” is named as it is? : quantum physics

919

which electronic devices used at low frequencies? and high frequencies?and microwave frequencies?

2049

How many neutrons are present in a single deuterium nucleus?

953

According to coulombs law, if two charged particles are repelled with a given force at a distance d, by what multiple will the force decrease by if d is increased by 4times?

965

What time period can carbon-14 dates have?

916

Giraffe in Arabic means "the highest of all." The height of a giraffe is an average of 5 m, its mass is about 800 kg and hooves is an area of approximately 625 cm2. Using a straw from a material nedeformabil a giraffe trying to drink water from a lake, not to condescend. What is the ratio of the minimum pressure to be applied giraffe, mouth, at the end paiului to drink water and pressure of giraffe on the ground. The density of water. g = 10 m/s2

2121