Скачать или смотреть ||Nios October practical exam 2021|| Nios sec. science & tech. (212) ||Nios Practical कैसे होते है|

||Nios October practical exam 2021|| Nios sec. science & tech. (212) ||Nios Practical कैसे होते है|


Hi, I am Jitendra. Is video me hm bataye hai hai ki Nios October practical exam me secondary level ka , Science & technology (212) ka kaise questions aaye gaa aur kya kya karna hoga. Is practical me science & technology ka full marks kitna hai aur passing marks kitna hai . ye sb is video me bataya hoo. Agar video achha lage to pls. like , subscribe, and share jarur kare.


👇👇most important Questions.. 👇👇

1. To Determine the Density of the Material of a given solid using a Spring Balance and a
Measuring Cylinder
2. To Find the Average Speed of an individual, as one walks/runs, to and fro between two
points
3. To Observe and Compare the Pressure Exerted by a Solid Iron Cuboid placed on Fine
Sand/Wheat Flour while resting on its three different Faces and Calculate the Pressure
Exerted in the three different Cases
4. To Verify the Third Law of Motion Using Two Spring Balances
5. To Determine the Melting Point of Ice
6. To Study the Laws of Reflection of Light Using a Plane Mirror
7. To Study the Change in the Size, and Position of Image formed by a Convex Lens by
hanging the Position of an Object (Candle) placed in front of it
8. To Study the Change in Current through a Resistor by Changing Potential Difference
across it. Determine the Resistance of the Resistor by Plotting a Graph between Potential
Difference and Current
9. To Assemble a Household Circuit Comprising Two Bulbs (3 Volt each), Two Turn On-
Off Switches, a Fuse and Two Dry Cells as Source of Power
10. To Determine the Speed of a Pulse Propagated through a Stretched String
Chemical Sciences
1. To Prepare an Aqueous Solution of Common Salt of a given Composition
2. Separation of Mixtures
3. To Differentiate between a Chemical and Physical Change in a given Process
4. To Test the Presence of Water Vapours in Air
5. To Test the Presence of Carbon Dioxide (CO2) in Air
6. To find out the Approximate Percentage of Oxygen in Air
7. To Test the Acidic/Basic Nature of a Solution with the help of pH Paper
8. To find the pH of Fruit/Vegetables Juices with the help of pH Paper
9. To Identify Washing Soda and Baking Soda out of the Samples of two White Powders
10. To Carry out Chemical Reactions of Different Types

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