anyone from 11 class and tell me the important questions of physics
Answers
Explanation:
MARKS:
Distinguish between fundamental units and derived units.
What are the two types of collisions? Explain.
State Newton’s first law of motion.
If two equal forces are acting at a point that makes an angle of 60 degrees between them, and the resultant force is equal to 20√3N, find the magnitude of each force.
State different types of equilibrium.
What is the universal law of Gravitation?
Define gravitational Potential
What is Reynold’s number?
What is Surface Tension?
Define SHM (Simple Harmonic Motion)
What are degrees of Freedom?
Define Solar Constant.
Define power of a lens. What are its units?
State Tangent Law.
What is the distance travelled by sound in the air when a tuning fork of frequency 256Hz completes 25 vibrations? (Speed of sound in air= 343m/s)
5 MARK:
Write any 5 rules and conventions of writing SI Units.
The horizontal range of a projectile is 4√3 times its maximum height. Find the angle of projection.
State the law of conservation of angular momentum and explain it with an example.
State Kepler’s law of planetary motion.
Draw the graphical representation of a) Displacement, b) Velocity, c) Acceleration of a particle executing SHM. Mention the differences between them.
What are the characteristics of progressive waves?
List out any 5 postulates of kinetic theory of gases.
10 MARK:
State and prove parallelogram law of vectors and discuss the special cases.
State and prove Bernoulli’s theorem.
Derive Meyer’s relation.
Describe the working of angstrom pyrheliometer with a diagram.
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