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तमिलनाडु बोर्ड ऑफ सेकेंडरी एज्युकेशनएसएसएलसी (अंग्रेजी माध्यम) कक्षा ७

From the given v-t graph it can be inferred that an object is - Science

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प्रश्न

From the given v-t graph it can be inferred that an object is

विकल्प

  • in uniform motion

  • at rest

  • in non - uniform motion

  • moving with uniform accelerations

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उत्तर

moving with uniform accelerations

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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 2: Force and Motion - Evaluation [पृष्ठ २५]

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सामाचीर कलवी Science - Term 1 [English] Class 7 TN Board
अध्याय 2 Force and Motion
Evaluation | Q I. 4. | पृष्ठ २५

संबंधित प्रश्न

The unit of retardation is ____________


State the type of motion represented by the following sketches in Figures.

Give an example of each type of motion.


Figure shows the velocity-time graphs for two cars A and B moving in the same direction. Which car has greater acceleration? Give reasons to your answer.


A body falls freely from a certain height. Show graphically the relation between the distance fallen and square of time. How will you determine g from this graph?


Diagram is given below shows velocity – time graph of car P and Q, starting from the same place and in the same direction. Calculate the Acceleration of car Q between 2 s – 5 s.


What is the SI unit of acceleration?


What does a negative acceleration mean?

The initial velocity of a car is 10 ms-1. It moves with an acceleration of 2 ms-2. What will be its speed after 10 seconds?


Interpret the following graph:


A body has an acceleration of -3.5 ms-2. What is its retardation?


Sketch the shape of the velocity-time graph for a body moving with:
Uniform acceleration.


A car accelerates uniformly from a velocity of 18 km/h to 36 km/h in 15 min. What is its acceleration?


When a body starts from rest, the acceleration of the body after 2 seconds in ______ of its displacement.


The speed of a particle is constant. Will it have acceleration? Justify with an example.


The value of acceleration for a body at rest is ______.


Acceleration is a scalar.


It is possible to have objects moving with uniform speed but variable acceleration.


Assertion: When a body is subjected to a uniform acceleration, it is always moving in a straight line.
Reason: Motion may be straight-line motion or circular motion.


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