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PROJECTILE:
"When a body is thrown upward making a particular angle 'Q' with the horizontal and moves freely under the action of gravity, it is known as a projectile".
EXAMPLES:
(i) A thrown base ball.
(ii) A fired missile.
(iii) A bullet fired from a gun.
What is the name of the first American physicist to win two Nobel prizes? Ans: (John) bardeen was the first American physicist who win two Nobel prizes.
Penetration power of proton is: (1)More than electron (2)Less than electron (3)More than neutron (4)None Ans:(2)Less than electron
450J of energy are changed into heat in 1 minute. What power is dissipated? A current of 10A ?ows by a conductor and 10Wis dissipated. What p.d. exists across the ends of
Ngan has a weight of 314.5 N on Mars and a weight of 833.0 N on Earth. a. What is Ngan's mass on Mars? b. What is the acceleration due to gravity on Mars, g Mars ?
Determine whether you can examine a microstructure of dimension 10^(-3)mm distinctly with a magnifying lens of focal length 2cm,assuming that your eye has the average visual acuity
Transverse Waves: The traveling waves in which particles of the elastic medium vibrate about perpendicular to the direction of propagation of waves are known as transverse wave
applications of nanoparticles
Newton''s rings are formed between a spherical lens surface and an optical flat. If the tenth bright ring of green light (545.1 nm) is 7.89 mm in diameter, what is the radius of cu
what are the shapes of inorganic molecules?
How can you differentiate between circularly polarised light and unpolarized light?
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