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तामिळनाडू बोर्ड ऑफ सेकेंडरी एज्युकेशनएस.एस.एल.सी. (इंग्रजी माध्यम) इयत्ता ९

Is the uniform circular motion accelerated? Give reasons for your answer. - Science

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प्रश्न

Is the uniform circular motion accelerated? Give reasons for your answer.

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उत्तर

When an object is moving with a constant speed along a circular path, the velocity changes due to the change in direction. Hence it is an accelerated motion.

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पाठ 2: Motion - Exercise [पृष्ठ २४]

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सामाचीर कलवी Science [English] Class 9 TN Board
पाठ 2 Motion
Exercise | Q VI. 6. | पृष्ठ २४

संबंधित प्रश्‍न

A particle rotates in U.C.M. with tangential velocity V along a horizontal circle of diameter ‘D' . Total angular displacement of the particle in time 't' is..........


Is it possible to have an accelerated motion with a constant speed? Name such type of motion.


Which of the following graph represents uniform motion of a moving particle?


A particle performs uniform circular motion in a horizontal plane. The radius of the circle is 8 cm. The centripetal force acting on the particle is 15 N. Its kinetic energy is ____________.


A wheel is 0.25 m in radius. When it makes 15 revolutions per minute, its linear speed at the point on circumference is ____________.


A string of length 'l' fixed at one end carries a mass 'm' at the other end. The string makes `3/pi` revolutions/second around the vertical axis through the fixed end as shown in figure. The tension 'T' in the string is ______.


A mass 'm' is tied to one end of a spring and whirled in a horizontal circle with constant angular velocity. The elongation in the spring is 1 cm. If the angular speed is doubled, the elongation in the spring is 6 cm. The original length of the spring is ______.


Which of the following is correct about uniform circular motion

  1. the direction of motion is continuously changed
  2. the direction of motion is not changed
  3. speed and direction both remain constant
  4. speed is constant but the direction is changing

Define uniform circular motion and give an example of it. Why is it called accelerated motion?


A point object moves along an arc of a circle of radius 'R'. Its velocity depends upon the distance covered 'S' as V = `Ksqrt(S)` where 'K' is a constant. If 'e' is the angle between the total acceleration and tangential acceleration, then


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