Electromagnetic Spectrum
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Class 12 Physics Notes Chapter wise (Class 12 Physics Notes) Electromagnetic Waves Ray Optics and Optical Instruments Atoms Reference Material: NCERT
Assemble the Electrical Components – Activity to be done by Class 12 Physics Students Aim To assemble the components of a given electrical circuit. Apparatus and Material Required Resistor, ammeter, (0-1.5A) voltmeter (0-5V ), battery, one way key, rheostat, sand paper, connecting wires. Procedure Results The components of the electrical circuit were assembled. Precautions Discussion Draw…
Aim To assemble a household circuit comprising three bulbs, three (on/off) switches, a fuse and a power source. Apparatus and Material Required Three bulbs (12 W, 220 V each), three (on/off) switches, socket, a fuse of 1.0 A, plug, flexible connecting wire, main switch. Principle If \(P_1\), \(P_2\), \(P_3\), \(P_4\), \(P_5\), … \(P_n\) be the power…
Syllabus – Physics Practical Class 12 For more practical records of Physics Practical Class 12, Click here For Viva questions on Physics Practical Class 12, Click here Practical Students need to submit records of at least eight experiments (with four from each section), six activities (with three from each section) and one project at the…
Aim To verify the laws of combination of resistances (series and parallel) using a metre bridge. Apparatus and Material Required Principle When two resistances \(R_1\) and \(R_2\) are connected in series, the resistance of the combination \(R_S\) is given by \[R_S = R_1 + R_2\] When these two resistances are connected in parallel, the resistance of…
Aim To find resistance of a given standard resistor using metre bridge. Apparatus and Material Required Description of the Apparatus Meter BridgeMeter bridge consists of one-meter-long constantan wire with uniform cross-sectional area and three thick metal strips, two bent at ninety-degree angles. Mounted on a wooden board marked with a scale, these components create a setup…
Which phrase is correct “wire with a uniform cross-sectional area” or “wire of a uniform cross-sectional area”? Why? Answer (As per ChatGPT) Both phrases, “wire with a uniform cross-sectional area” and “wire of a uniform cross-sectional area,” are grammatically correct and can be used. However, there are slight nuances in meaning and flow that might…