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What is the angular speed of a windmill with 40 feet and speed of 80 revolutions per minute?
Wiki User
∙ 12y ago
The angular speed is 480 degrees per second.
Wiki User
∙ 9y ago
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What does angular speed measure?
In revolutions per minute (rpm), or radians per second.
A 12 inch grinding wheel has a surface speed of a mile a minute. What is its revolutions per minute?
A wheel with a diameter of 12 inches will have an angular speed of 560.2 revs per minute.
How do you convert revolutions per minute to degree?
to convert revolutions per minute into the measure of degrees traveled, you would need to know for how long those revolutions were going on. revolutions per minute multiplied by the time it was turning gives you the degrees traveled. just like speed * time gives you distance, rotational speed * time gives you rotated distance
What are the rotational speeds revolutions and minute?
maybe you mean revolutions PER minute (RPM) which is the number of revolutions (rotations of 360 degrees) that take place in a minute of time. speed is a measure of change in position (in this case change in angle of a component) for a given time period.
What motion is a second hand watch moves through a complete circle every minute?
That motion is called angular motion. The angular speed of the second hand is 2pi radians per minute.
What does angular speed measure?
In revolutions per minute (rpm), or radians per second.
Is RPM the same as angular speed?
No, RPM (revolutions per minute) refers to how many times a rotating object completes a full revolution in one minute, while angular speed is a measure of how fast an object is rotating in radians per unit time. RPM is a linear measurement, while angular speed is a more precise measurement of rotational motion.
A Ferris wheel has a radius of 25 feet The wheel is rotating a 2 revolutions per minute Find the linear speed in feet per minute of the seat on this Ferris wheel?
1 revolution = 2PI radian. 2 revolutions = 4PI radian The angular speed of the Ferris wheel is 4PI radians . Multiply by the radius. The linear speed is 100PI feet per minute.
A 12 inch grinding wheel has a surface speed of a mile a minute. What is its revolutions per minute?
A wheel with a diameter of 12 inches will have an angular speed of 560.2 revs per minute.
How fast do the blades on a windmill spend?
The speed at which the blades on a windmill spin can vary based on factors such as wind speed and design of the windmill. On average, windmill blades typically rotate at speeds ranging from 10 to 20 revolutions per minute (RPM) in low wind conditions, and can reach speeds of 50 to 70 RPM or higher in stronger winds.
Angular speed and number of revolutions per minute of a car moving at 65 mph and diameter of wheels in 2.5 feet?
There are 728.3 revolutions per minute, and the angular speed is 4576 radians per minute. This is how you get these answers: (a). Revolutions per minute. 1. Find the circumference of the circle. C= piX Diameter. In this case, C=7.8539816 2. Turn 65 mph into minutes/ft. Thus, 5280ft = 1 mile. 65X5280= 343200 ft. per hour. 1 hr = 60 minutes. 343200/60 = 5720 ft. / per minute. 3. Finally, divide. 5720/7.8539816 = 728.29 = 728.3. (b). Angular speed = central angle/time = Theta/t 1. 728.3 rpm. Now, since 1 revolution = 2pi, then, (728.3)(2pi) radians per minute. Your answer should be 4576.043859. Round to 4576 radians per minute, and you are done!!
What is the speed of engine?
crankshaft rpm (revolutions per minute)
What does angular mean?
Angular momentum is an expression of an objects mass and rotational speed. Momentem is the velocity of an object times its mass, or how fast something is moving times how much it weighs. Therefore angular momentum is the objects mass times the angular velocity where angular velocity is how fast something is rotating expressed in terms like revolutions per minute or radians per second or degrees per second.
What is the angular speed of the minute hand?
The angular speed of the minute hand on a clock is 360 degrees/60 minutes = 6 degrees per minute.
What is the tangential acceleration of a bug on the rim of a 7.0 in diameter disk if the disk moves from rest to an angular speed of 75 revolutions per minute in 4.0 s?
First, convert the angular speed to rad/s: 75 revolutions per minute is 75 * 2π radians per minute. In 4.0 seconds, the angular speed changes to 75 * 2π / 60 radians per second. Then, use the formula for tangential acceleration for an object on the rim of a rotating disk: a_t = r*α, where r is the radius of the disk (0.175 m) and α is the angular acceleration. Calculate the tangential acceleration with the given information.
How is mechanical tachometer used for measuring angular velocity?
A mechanical tachometer typically uses a rotating shaft connected to the moving object to measure its angular velocity. As the object rotates, the shaft spins and moves the pointer on the tachometer dial, displaying the angular velocity in revolutions per minute (RPM). The speed of rotation is directly proportional to the angular velocity of the object being measured.
How do you convert revolutions per minute to degree?
to convert revolutions per minute into the measure of degrees traveled, you would need to know for how long those revolutions were going on. revolutions per minute multiplied by the time it was turning gives you the degrees traveled. just like speed * time gives you distance, rotational speed * time gives you rotated distance
