Tag: Experiment
-
Macro Nutrients Tests – Food tests for class 11-12 | Labkafe
Among the major laboratory experiments in the class XI-XII biology practical are the Macro Nutrient Tests. Also commonly known as food tests for class 11 or 12, this is actually a group of five tests ‒ one each for starch, glucose, sucrose, protein, and fat. Today, we will describe each of those tests for your…
-
Top 10 Identification Reactions in School Practical Exams | Labkafe
One of the most common chemistry laboratory experiments in school laboratories is the Identification Reactions or salt analysis of inorganic salts. In these experiments, we analyze a given, unknown salt substance to figure out the cations and anions that make up the salt. You will have to perform various experiments step by step and note…
-
How to Perform Ohm’s Law Experiment for Class 10 | Labkafe
How to Perform Ohm’s Law Experiment Objective: Study the dependence of potential difference (V) across a resistor on the current (I) passing through it and determine its resistance. (Ohm’s Law) One of the most common tasks you can face in the 10th-grade physics or science laboratory is to perform the Ohm’s Law Experiment. It is common…
-
Parallelogram Triangle Law of vector addition Experiment Class 11 | Gravesand’s apparatus
Aim: To find the weight of a given body (Wooden Block) using parallelogram law of vectors. Apparatus: Theory : In Fig. 5.1 we see the Gravesand’s apparatus or Parallelogram apparatus. It consists of a wooden board A fixed vertically on two pillars. There are two pulleys P and Q fitted at the same level at…
-
Beam Balance: Physics Experiment Class 11 to determine mass of two different objects | Physical Balance
Aim: To determine the mass of two different objects using a beam balance. Apparatus: Theory : A physical balance or Beam Balance is a weighing instrument that helps in measuring the weight (or gravitational mass) of an object by making use of the principle of moments. It consists of a metal beam B with a…