Electrical Power: Rate of electrical energy supplied by a source e.g. a power station or an alternator or a dc battery etc is called electrical power. ∴ Power = Electrical Energy supplied / Time if Power = PEnergy supplied = Read more
Love Concern Humanity And Trust are the Eccentric Features of Mankind . Quoting examples from chapters : “The Last Leaf”, Journey by Night”, and “God Lives in Panch”, Justify the statement . The main element which makes us differ from Read more
Ohm’s Law: It can be defined as “The potential difference (P.D.) across a conductor is proportional to the current flowing through it provided that physical conditions remain constant.” If V = Potential Difference (P.D.)I= current Then we can write V Read more
By:R.K. Narayan 1. At nine-thirty, when he ought to have been shouting………… Q ( A): What would Swami usually do during prayer time at school? Q ( B ): What, According to father,is the cause of Swami’s headache? Q Read more
ABCD is a rhombus. DPR and CBR are straight lines. Prove that: DP.CR=DC.PR Solution: DP.CR=DC.PR Given ABCD is rhombus . DPR and CBR are straight lines.∴ AD||CR we need to Prove : DP.CR=DC.PRIn ∆ ADP and ∆ PCRWe have : Read more
Suppose a Current I flows through a circuit as shown in the figure. The voltage across the resistance is V . The P.D. is the work done to move a charge Q from one point to another point, between which Read more
– writer’s name The man who is the speaker in this poem is a retired professor. He is known as Professor Seth. He addresses his student by telling him “Remember me? I am Professor Seth”. The Professor has made a Read more
By – Douglas Malloch The poem ” Be the best” teaches us a very important lesson of our life. The title is sufficient for anyone to understand the concept of the poem. The poet Douglas Malloch wants to tell us Read more
Emf: Emf is defined as work done per unit charge in taking a positive charge through the complete circuit ( the circuit outside the source (cell) and inside of the source. emf is represented by greek letter ε If W Read more
मैने कल रात एक सपना देखा, कि मैं एक बादल था। मैं वाष्प से बना था और मुझ में पानी था। मैं पानी से बोझिल था, और बौछार करने के लिए इंतजार कर रहा था । मै अपने आपको किसी Read more
