Maths Group11
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The main purposes of this channel are to: 1. 📝 Provide various Mathematics questions and exercises. 2. 📚 Share and publish different educational books. 3. 📖 Provide useful short notes and study materials. For more, contact us through: @Fikiru_Asnake
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5 105
The work done by the spring-mass system during one complete oscillation is equal to
5 105
The torque produced by the force of gravity about the center of gravity is always
zero.
5 105
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5 105
What is the difference between circular motion and rotational motion?
In a circular motion, the object just moves in a circle. For example, artificial satellites going around Earth at a constant height.
In rotational motion, the object rotates about an axis. For example, Earth rotating on its own axis.
@maths_group11
5 105
She always _____ with her sister.
A. sleep
B. sleeping
C. sleeps
D. slept
Write your answer under the comment!
5 105
A fan blade, initially at rest, rotates with a constant acceleration of 0.025 rad/s2. What is its angular speed at the instant it goes through an angular displacement of 4.2 rad?
5 105
A 0.30m radius automobile tire rotates how many rad after starting from rest and accelerating at a constant 2.0 rad/s2 over a 5.0 s interval?
5 105
What is the angular speed about the rotational axis of the Earth for a person standing on the surface?
5 105
As an object rotates, the change in the angle is called __________ and represented by ________
5 105
A grindstone spinning at the rate of 8 rev/s has what approximate angular speed?
5 105
The solution set of the equation 3x² - 4x = 0 is:
A. { 4/3, 3}
B. {4/3}
C. {-4/3, 0}
D. {0, 4/3}
Write your answer under the comment! 🙏
5 105
One of the roots of the equation x²-2kx+ 12 is 3. What is the other root?
