# Atal Tinkering Labs ATL

## Resistors in Parallel

CBSE Class 10 Physics Chapter 12: Electricity. What happens to the value of current and voltage when a number of resistors are connected in parallel in a circuit? This is explained with a demonstrated in the video.

## Magnetic Effects of Electric Current: Compass Needle Deflection

CBSE Class 10 Physics Chapter 13: Magnetic Effects of Electric Current. We know that an electric current-carrying wire behaves like a magnet. This is demonstrated with an activity in the video.

## Magnetic Field and Field Lines: Drawing Magnetic Field Lines

CBSE Class 10 Physics Chapter 13: Magnetic Effects of Electric Current. We know that there is magnetic field around a bar magnet. How is it oriented? Can we draw the magnetic field lines around it? This is demonstrated in the video with the help of a magnetic compass and bar magnet.

## Magnetic Field Due to a Current-carrying Conductor

CBSE Class 10 Physics Chapter 13: Magnetic Effects of Electric Current. We know that a current carrying conductor behaves like a magnet. What is the pattern of this magnetic field? This is explained with an activity in the video.

## Magnetic Field Due to a Current Through a Circular Loop

CBSE Class 10 Physics Chapter 13: Magnetic Effects of Electric Current. We have so far observed the pattern of the magnetic field lines produced around a current-carrying straight wire. Suppose this straight wire is bent in the form of a circular loop and a current is passed through it. How would the magnetic field lines look like? This is demonstrated with an activity in the video.

## Force on a Current-carrying Conductor in a Magnetic Field

CBSE Class 10 Physics Chapter 13: Magnetic Effects of Electric Current. What is the force exerted on a current carrying wire in a magnetic field? What is Flemings left-hand rule? This is demonstrated by an activity.

## Electric Motor

CBSE Class 10 Physics Chapter 13: Magnetic Effects of Electric Current. What is an electric motor? How does it convert electrical energy to mechanical energy? This is explained with a demonstration in the video and the app.

## Electromagnetic Induction: by Magnet

CBSE Class 10 Physics Chapter 13: Magnetic Effects of Electric Current. What happens when a conductor is moved inside a magnetic field or magnetic field is changing around a fixed conductor? This is demonstrated with a coil and bar magnet in the video.

## Electric Generator

CBSE Class 10 Physics Chapter 13: Magnetic Effects of Electric Current. What is an electric generator? How are things set up in the electric generator? This is explained with a demonstration in the video and the app.

## Bio Mass: Biogas

CBSE Class 10 Physics Chapter 14: Sources of Energy. What is a bio gas plant? How does it work? This is explained in this video with a working model of the plant.

## Solar Energy

CBSE Class 10 Physics Chapter 14: Sources of Energy. How can the solar energy be used to convert electrical energy? What are solar panels? This is explained with a demonstration of solar panel and solar cell.

## How to Make Steam Power Generator

Material Use – Cylindrical Box – Metal Pen – M Seal – Plywood – Iron Nail – Aluminum sheet – 3V DC Generator(motor) – 1V LED Bulb – Kerosene Lamp

## Conventional Sources of Energy: Hydro Power Plants

CBSE Class 10 Physics Chapter 14: Sources of Energy. Hydropower plants convert the potential energy of falling water into electricity. This is a traditional source of energy. A demonstration of a working of a hydropower plant is explained in the video.

CBSE Class 10 Physics Chapter 16: Management of Natural Resources. Water harvesting is an age-old concept in India. Water harvesting techniques are highly locale specific and the benefits are also localised. A demonstrative explanation of the traditional water harvesting is given in the video.

## Food Chain

CBSE Class 10 Physics Chapter 15: Our Environment. What is a food chain? Each step or level of the food chain forms a trophic level. Some of the food chains are explained in the video with demonstrations.

## Electromagnetic Induction: by Coil

CBSE Class 10 Physics Chapter 13: Magnetic Effects of Electric Current. How does electromagnetic induction work when there are two coils with one connected to the power supply? This is demonstrated with an activity in the video.

## Atoms and Molecules: Law of Conservation of Mass

CBSE Class 9: Atoms and Molecules Is there a change in mass when a chemical change (chemical reaction) takes place? Law of conservation of mass states that mass can neither be created nor destroyed in a chemical reaction. This is demonstrated with an activity.

## Structure of The Atom: Models of an Atom – Bohr Model

CBSE Class 9: Structure of The Atom. In order to overcome the objections raised against Rutherford’s model of the atom, Neils Bohr proposed the model of an atom.

## Structure of The Atom: Models of an Atom – Thompson Model

CBSE Class 9: Structure of The Atom. Thomson proposed the model of an atom be similar to that of a Christmas pudding. His model included the explanation of positive and negative charges.

## Structure of The Atom: Models of an Atom – Rutherford Model

CBSE Class 9: Structure of The Atom. Ernest Rutherford was interested in knowing how the electrons are arranged within an atom. He conducted experiments to explain the model of an atom.