Thermodynamics -4 ll First law of thermodynamics l

kinetic energy of a rolling body ll rotational motion ll circular motion ll Angular acceleration

Rolling motion - velocity, distance and time

Rolling motion llacceleration llpure rolling motion llrotatory motion

Torque and angular momentum

Torque and Moment of Inertia

relation between linear acceleration and angular acceleration

relation between linear velocity and angular velocity

principle of moments

Moment of Inertia for ring, disc & Annualar disc

Moment of Inertia of rod

parallel and perpendicular axis theorems

Rotational motion: Moment of Inertia, Radius of gyration

Thermodynamics part 3: Heat, internal energy and work done by ideal gas and p-v diagram

Torque or Moment of force and an example

The magnitude of two vectors which can be represented in the form

vector product of two vectors

Thermodynamics part 2: Zeroth law of thermodynamics ll Joules law and heat

Thermodynamics part 1: Introduction ll Thermal equilibrium

Resistors in parallel connection explanation.

Calculate the effective resistance between A and B from the given circuit.

Resistors in series combination explanation.

centre of mass 4: Finding shift of centre of mass by adding and removing small element of mass

An object is kept at a certain distance infront of a concave mirror with a focal length of 12 cm.

centre of mass 3: Characteristics of centre of mass llmethods to locate centre of mass

Copy the scaled ray diagram given below. Draw more required incident rays from

A stone falls from a cliff and travels 24.5 m in last second before it reaches the ground at

centre of mass 2

centre of mass-1: Introduction of centre of mass

Electric power CBSE grade 10

Joules law of heating grade 10

Problems on Resistance grade 10

Resistance and Resistivity

@problems on ohm's law basic

Ohm's law for grade 10 CBSE, NCERT, Foundation

A body is moving in a straight line covers half of the distance with 3.5 m/s.

A body covers 12 m in 2nd second

power numericals

If a cyclist takes one minute to complete half revolution on a circular path of radius 120 m.

A car moving with a speed of 50 km/hr can be stopped by brakes after atleast 6m.

A bullet fired into a fixed target looses half of its velocity is penetrating 15 cm.

A bus starts from rest with 5 m/s^2

If a car covers 2/5th of the total distance with speed v1 and the remaining distance with speed v2.

A ball is dropped from a height. If it takes 1 s to cross the last 55 m before hitting the ground.

From the top of the building, 16 m high water drops are falling at equal intervals of time such

A scooter can produce a maximum acceleration of 5 m/s2.

Two ends of a train moving with uniform acceleration pass a certain point with velocity u and v.

A car accelerates from rest at a constant rate alpha for some time after which it decelerates beta

A car moving with a speed of 40 km/hr

potential difference class 10

If a body loses half of its velocity on penetrating 3 cm in a wooden block

Electricity class 10 NCERT

A car moving with a speed of 40 km/h can be dropped by applying brakes after atleast 2m.

Two wires A and B with circular cross-section is made up of same material with equal lengths.

A nichrome wire has a resistance of 10 ohm.

A wire of resistance 2 ohms/m is bent to form a circle of radius 1m. The equivalent resistance

A body starts from rest. What is the ratio of the distances travelled in 4th and 3rd seconds?

Electric current numericals

Speeds of two identical cars are U & 4U at a specific instant. The ratio of the respective distances

Two particles are 100m apart and start approaching each other with constant velocities 2 m/s & 3 m/s