मराठी

Define light year.

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प्रश्न

Define the light year.
एका वाक्यात उत्तर
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उत्तर

A light year is defined as the distance travelled by light in a vacuum in one year.
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Measurements
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पाठ 1: Measurement - Exercise 5 [पृष्ठ ४७]

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फ्रँक Physics [English] Class 9 ICSE
पाठ 1 Measurement
Exercise 5 | Q 7 | पृष्ठ ४७

संबंधित प्रश्‍न

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These are the instruments used in measuring the volume of objects with irregular shapes ______.


Questions based on Higher Order Thinking Skills:

There are three spheres A, B, C as shown below.
Sphere A and B are made of same material. Sphere C is made of a different material. Spheres A and C have equal radii. The radius of sphere B is half that of A. Density of A is double that of C.

Now answer the following questions.

  1. Find the ratio of masses of spheres A and B.
  2. Find the ratio of volumes of spheres A and B. 
  3. Find the ratio of masses of spheres A and C.

Define measurement.


Questions based on Higher Order Thinking Skills:

There are three spheres A, B, C as shown below.

Sphere A and B are made of same material. Sphere C is made of a different material. Spheres A and C have equal radii. The radius of sphere B is half that of A. Density of A is double that of C.

Now answer the following questions.

  1. Find the ratio of masses of spheres A and B.
  2. Find the ratio of volumes of spheres A and B.
  3. Find the ratio of masses of spheres A and C.

Questions based on Higher Order Thinking Skills:

There are three spheres A, B, C as shown below.
Sphere A and B are made of same material. Sphere C is made of a different material. Spheres A and C have equal radii. The radius of sphere B is half that of A. Density of A is double that of C.

Now answer the following questions.

i. Find the ratio of masses of spheres A and B.
ii. Find the ratio of volumes of spheres A and B.
iii. Find the ratio of masses of spheres A and C. 


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