Problem on the initial speed of the bullet
A bullet of 7.0 g is fired to a ballistic pendulum of1.5 kg. The bullet emerges from the block having a speed of 200 m/s, and the block increases to a maximum height of 10 cm. Determine the initial speed of the bullet.
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A diverging thin lens consists of a focal length of 20 cm. A virtual object is positioned on the optical axis 25 cm from the lens. Create a ray tracing diagram. (Try to sketch it carefully to scale).
A small moon of a big planet consists of an orbital period of around 1.78 days and the orbital radius of 4.77 x 105 km. From these data, find out the mass of the planet.
Through how many revolutions does the tub turn through this 23 s interval? Suppose constant angular acceleration while it is beginning and stopping.
Suppose your garden has formed a large supply of corn, and you wish to preserve this corn so you can have some corn fests in the winter and you know that the garden vegetables may be contaminated with the Clostridium botulinum.
An bullet of 8.00 g is fired to a 210 g block which is initially at rest at the edge of a table of 1.00 m height. The bullet remains in the block, and following the impact the block lands d = 2.2 m from the bottom of the table. Find out the initia
The organic molecules are easily decomposed by the heat which are responsible for delicate odor of orchids so explain how could you recover the organic molecules without the use of solvents? Explain.
Determine the speed at which the propellant should be expelled to make the trip from the Earth to the Moon, a distance of 3.82 x 105 km, in 6.50 hours?
The isolated atom can emit a photon, and the atom’s internal energy drops. Is it possible that an isolated electron emit a photon? Describe why or why not.
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