CBSE Class 11 Physics Sample Paper Set 08

CBSE Class 11 Physics Sample Paper Set 8.Sample Papers are the very important for every student. The sample papers should be practiced to gain extra marks in examinations.The sample papers have been prepared based on pattern of last year examinations and as per latest changes in the syllabus. Students, teachers and parents can download all CBSE educational material and very well prepared worksheets from this website.  All CBSE educational material is developed by our panel of teachers, have also been submitted by CBSE teachers and students. 

ONE MARK QUESTIONS:

1. In which medium solid, liquid or gases, is the speed of sound maximum?

2. The amplitude of a simple harmonic oscillator is doubled. How does this affect the total energy of the oscillator?

3. Which of the two forces restoring or deforming, is responsible for the elastic behaviour of the substance?

4. When no external torque is acting on a rotating body, which of the following quantities remains constant?

(i) Angular acceleration

(ii) Angular momentum

(iii) Angular speed

5. If K.E. of an object is zero. What is its momentum?

6. What determines the shape of the meniscus?

7. A force F acting on a body increases its velocity. What is the angle between Force and acceleration?

8. A body is moving in circular motion. Is it an accelerated motion or uniform motion?

TWO MARKS QUESTIONS:

9. Derive an expression for the speed of an oscillating particle in terms of its displacement from mean position.

OR

A spring with a spring constant 1200 N m^–1 is mounted on a horizontal table as shown in the Fig. mass of 3 kg is attached to the free end of the spring. The mass is then pulled sideways to a distance of 2.0 cm and released. Determine

(i) the frequency of oscillations, and

(iii) the maximum speed of the mass.

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