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At 720 kmph, an aircraft does a horizontal loop with its wings banked at 45°. What is the loop's radius? Consider g=10ms2.

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Important Questions on Motion and Its Laws

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Science>Physics>Motion and Its Laws>Types of Motions
A body moving along a circular path due to a centripetal force having constant magnitude is an example of motion with ___ .
HARD
Science>Physics>Motion and Its Laws>Types of Motions
A particle is moving in a circular path of radius a under the action of an attractive potential U=-k2r2. Its total energy is:
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Science>Physics>Motion and Its Laws>Types of Motions
A particle is performing uniform circular motion along the circumference of a circle of diameter 50 cm with frequency 2 Hz. The acceleration of the particle in m s-2 is:
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Science>Physics>Motion and Its Laws>Types of Motions

A clock has a continuously moving second's hand of 0.1 m length. The average acceleration of the tip of the hand (in units of m s-2) is of the order of :

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Science>Physics>Motion and Its Laws>Types of Motions
The quantity that remains constant in uniform circular motion is :
HARD
Science>Physics>Motion and Its Laws>Types of Motions
A particle is moving with a uniform speed in a circular orbit of radius R in a central force inversely proportional to the nth power of R. If the period of rotation of the particle is T, then:
HARD
Science>Physics>Motion and Its Laws>Types of Motions
A uniform rod of length l  is being rotated in a horizontal plane with a constant angular speed about an axis passing through one of its ends. If the tension generated in the rod due to rotation is T(x) at a distance x from the axis, then which of the following graphs depicts it most closely?
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Science>Physics>Motion and Its Laws>Types of Motions
In Circular motion which one is correct
MEDIUM
Science>Physics>Motion and Its Laws>Types of Motions
A mass attached to one end of a string crosses topmost point on a vertical circle with critical speed. Its centripetal acceleration when string becomes horizontal will be ( g= gravitational acceleration)
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Science>Physics>Motion and Its Laws>Types of Motions
A car goes around uniform circular track of radius R at a uniform speed v once in every T seconds. The magnitude of the centripetal acceleration is ac. If the car now goes uniformly around a larger circular track of radius 2R and experiences a centripetal acceleration of magnitude 8ac. Then, its time period is
MEDIUM
Science>Physics>Motion and Its Laws>Types of Motions
A boy moving along a circular path of radius 10 m completes 3/4th of the circle in 10 sec. The magnitude of speed and velocity are
MEDIUM
Science>Physics>Motion and Its Laws>Types of Motions
Why is the motion of a body moving with a constant speed around a circular path said to be accelerated?
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Science>Physics>Motion and Its Laws>Types of Motions
If an artificial satellite moving in a circular orbit of radius 33600 km takes 24 hours to revolve around the earth, then calculate its speed.
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Science>Physics>Motion and Its Laws>Types of Motions
The force that keeps the body moving in circular motion is
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Science>Physics>Motion and Its Laws>Types of Motions
What is the Centripetal force (Fc)  acting on a body of mass 'm' and having centripetal acceleration 'ac' ?
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Science>Physics>Motion and Its Laws>Types of Motions
What is the centripetal force acting on a 20 kg body which is rotating along a circular track of radius 5 m with a velocity of 10 m/s?
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Science>Physics>Motion and Its Laws>Types of Motions
Which of the following is true regarding angular velocity in a circle?
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Science>Physics>Motion and Its Laws>Types of Motions
Which of the following does not demonstrate consistent circular motion?
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Science>Physics>Motion and Its Laws>Types of Motions
Which force is responsible for the movement of stone away from the centre when it is tied to a thread and swirled?
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Science>Physics>Motion and Its Laws>Types of Motions
At what portion of the Earth, the magnitude of Centrifugal force is felt minimum?