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Question: A helicopter is ascending vertically with a speed of 5.4 m/s. At height of 105m above the earth a package is dropped from the helicopter.
Part A: How much time does it take for the package to hit the ground?
I need help to find how much time it takes for the package to hit the ground.
A calculator is rated at 0.17 W when connected to 4.40 Volt batteries. Find the resistance of this device
assume that the electron is a sphere of radius 10 to the power -17 meters and physically spins about an arbitrary axis.
Think about an atomic nucleus to be equivalent to a one-dimensional infinite potential well with L = 1.1 x 10-14 m, a typical nuclear diameter. What would be the ground-state energy (in GeV) of an electron if it were trapped in such a potential well?
A transverse wave on a string is described by the following wave function. y = 0.105 sin (?x/12 + 5?t) where x and y are in meters and t is in seconds. What is the speed of propagation of this wave
one of your classmate has a friend with a boat. here is your classmate on water-skis being towed. what is the friction force of the water
A flat surface having an area of 3.4m2 is rotated in a uniform electric field of magnitude E = 6.6 multiplied by 105N/C. Decide the electric flux during this area in the following situations. When the electric field is parallel to the surface
A container holds a gas consisting of 3.9 moles of Nitrogen molecules. One in a million of these molecules has lost a single electron. What is the net charge of the gas
An incoming 0.14 kilogram baseball has a speed of 45 m/s. The batter hits the ball, giving it a speed of 60 m/s. If the contact time is 0.040 second, find what is the average force of the bat on the ball
question1a curve of radius 160 m is banked at an angle of 11deg. an 808-kg car negotiates the curve at 88 kmh without
Prism of refractive index 1.53 is placed in water of refractive index 1.33. If the angle of the prism is 60. Calculate the angle of minimum deviation in water
The Earth's nearly circular orbit around the sun has a diameter of 300 million km. Assuming it takes 365 days for the Earth to make one complete trip around the sun, find the acceleration of the Earth toward the sun.
If a violin string vibrates at 460Hz as its fundamental frequency, what are the frequencies of the first four harmonics
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