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Magnus effect may be used advantageously in games such as cricket, tennis, table tennis and golf. In order to obtain a lift, i.e. a rising curve for the trajectory of the ball, from left to right, the nature of the spin to be given is

  • a)
    clockwise in the horizontal plane

  • b)
    anticlockwise in the horizontal plane

  • c)
    clockwise in the vertical plane

  • d)
    anticlockwise in the vertical plane

Correct answer is option 'D'. Can you explain this answer?
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Magnus Effect and Lift in Games

The Magnus effect is a phenomenon in physics that occurs when a rotating object experiences a lift force perpendicular to the direction of motion. This effect can be advantageous in various games such as cricket, tennis, table tennis, and golf, where players can use the Magnus effect to manipulate the trajectory of the ball.

Understanding the Magnus Effect

The Magnus effect is primarily influenced by two factors: the rotation of the ball and the relative motion of air around it. When a ball spins, it creates a pressure difference between the side moving in the same direction as the spin and the side moving against it. This pressure difference results in the Magnus effect, causing the ball to deviate from a straight path.

Obtaining a Rising Curve

In order to obtain a lift and achieve a rising curve for the trajectory of the ball from left to right, the nature of the spin to be given should be clockwise in the horizontal plane. Here's why:

1. Horizontal Spin: The spin of the ball in the horizontal plane refers to the rotation of the ball around an axis that is perpendicular to the direction of motion. In this case, the ball should be spinning horizontally, like a top spinning on a table.

2. Clockwise Rotation: Clockwise rotation refers to the direction of spin when viewed from above. In the case of a ball spinning clockwise, the top of the ball moves from the left side to the right side.

3. Magnus Effect: When the ball spins clockwise in the horizontal plane, the Magnus effect causes the air on the top of the ball to move faster, resulting in lower air pressure. Simultaneously, the air on the bottom of the ball moves slower, creating higher air pressure. This pressure difference generates lift, causing the ball to rise and curve from left to right.

Conclusion

In summary, to obtain a lift and a rising curve for the trajectory of the ball from left to right, the ball should be spun clockwise in the horizontal plane. This spin direction creates a pressure difference, leading to the Magnus effect and the desired lift force. It is important for players in games such as cricket, tennis, table tennis, and golf to understand and utilize the Magnus effect to their advantage in order to enhance their playing strategies.
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Magnus effect may be used advantageously in games such as cricket, tennis, table tennis and golf. In order to obtain a lift, i.e. a rising curve for the trajectory of the ball, from left to right, the nature of the spin to be given isa)clockwise in the horizontal planeb)anticlockwise in the horizontal planec)clockwise in the vertical planed)anticlockwise in the vertical planeCorrect answer is option 'D'. Can you explain this answer?
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Magnus effect may be used advantageously in games such as cricket, tennis, table tennis and golf. In order to obtain a lift, i.e. a rising curve for the trajectory of the ball, from left to right, the nature of the spin to be given isa)clockwise in the horizontal planeb)anticlockwise in the horizontal planec)clockwise in the vertical planed)anticlockwise in the vertical planeCorrect answer is option 'D'. Can you explain this answer? for Civil Engineering (CE) 2024 is part of Civil Engineering (CE) preparation. The Question and answers have been prepared according to the Civil Engineering (CE) exam syllabus. Information about Magnus effect may be used advantageously in games such as cricket, tennis, table tennis and golf. In order to obtain a lift, i.e. a rising curve for the trajectory of the ball, from left to right, the nature of the spin to be given isa)clockwise in the horizontal planeb)anticlockwise in the horizontal planec)clockwise in the vertical planed)anticlockwise in the vertical planeCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Civil Engineering (CE) 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Magnus effect may be used advantageously in games such as cricket, tennis, table tennis and golf. In order to obtain a lift, i.e. a rising curve for the trajectory of the ball, from left to right, the nature of the spin to be given isa)clockwise in the horizontal planeb)anticlockwise in the horizontal planec)clockwise in the vertical planed)anticlockwise in the vertical planeCorrect answer is option 'D'. Can you explain this answer?.
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