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The pilot of a small plane flies at 80 m/s on a day with no wind. If he first flies 60 degrees north of east for 6 minutes and then flies north for 4 minutes.
a. How far from his starting point does he end up?
b. His ending point is what angle north of east from his starting point?
An object is 23.2 cm from the surface of a refiective spherical Christmas-tree ornament 5.11 cm in radius. What is the apparent position of the image
A softball of mass 0.220kg that is moving with a speed of 8.5m/s collides head-on and elastically with another ball initially at rest. Calculate the velocity of the target ball after the collision
There are two optical telescopes operating at the exact same frequency. The first telescope is a 10m telescope that is planned to be located at the L2 Lagrangain point 1.5 million kilometers past the orbit of the Earth. Which telescope will have ..
spring stretches by 0.0186 m when a 3.24-kg object is suspended from its end. How much mass should be attached to this spring so that its frequency of vibration is f = 5.53 Hz
An asteroid with a rest mass of 8.2 1011 kg is observed to have a relativistic momentum of magnitude 4.54 1020 kg · m/s
The mass per unit length of the cord is 1.24 e-2 kg/m, so the mass of the cord is negligible compared to the mass of block. The cord is being vibrated at a frequency of 167 Hz (vibration source not shown in the drawing).
Nitrogen and oxygen in their liquid states have densities only 0.80 and 0.90 that of water. Atmospheric pressure is due primarily to weight of nitrogen and oxygen gas in the air. If atmosphere liquefied would its depth be greater or less than 10.30 m..
A frictionless spring of spring constant 500 N/m has one end attached to a vertical wall and the other end to a block of mass 3.0 kg, which is free to move in one dimension on a horizontal frictionless table. Find the amplitude and frequency of osc..
Find the Inertia Tensor for a uniform, thin hollow cone, such as an ice-cream cone, of mass M, height h, and base radius R, spinning around its pointed end
A heart dysfunction that can cause death is ventricular fibrillation. This is an uncoordinated quivering of the heart as opposed to regular beating. what is the average power delivered
A rectangular loop of N turns and of length a and width b is rotated at a frequency f in a uniform magnetic field B. What is the emf induced in the rectangular loop
What is the effect of thermal insulation on cooling
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