Find out constant angular acceleration of the centrifuge
A centrifuge in a medical laboratory rotates at an angular speed of 3,550 rev/min. When switched off, it rotates through 46.0 revolutions before coming to rest. Find the constant angular acceleration (in rad/s2) of the centrifuge
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A singly ionized oxygen atom moves at 9000m/s in a circular path perpendicular to a 0.85T magnetic field. Find the radius and period of its circular motion. Part A) Find the radius of its circular motion. Part B) Find the period of its circular mo
A dentist's drill starts from rest. After 2.50 s of constant angular acceleration it turns at a rate of 2.1 104 rev/min. (a) Find the drill's angular acceleration. (b) Determine the angle (in radians) through which the drill rotates during this pe
Mary bought a house in Thunder Bay 3 years ago. The house was listed at $350,000 and Mary was able to make a down payment of $50,000.
An investor estimates that she needs $1 million to live comfortably when she retires in 40 years. And she has $22,094 in an investment account today. What is the implied annual interest rate on her investment?
One jet is at 400 K and 100 m/s, and the other is at 200 K and 300 m/s. In the absence of heat addition or work, what is the temperature of air in the reservoir?
An electric motor rotating a workshop grinding wheel at a rate of 9.80 x 101 rev/min is switched off. Assume the wheel has a constant negative angular acceleration of magnitude 2.20 rad/s2. (a) How long does it take for the grinding wheel to stop?
When air is released adiabatically from a tire, the temperature of the air at the nozzle exit is 37 degrees celsius below that inside the tire. What is the exit speed of the air?
In the past SunnyFlax paid out all of its earnings as dividends. When the stock market opened for trading today, SunnyFlax share price was $38 and earnings for the year ending today ending today are $3/ share.
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