Electric Circuits When the internal resistance of a cell is large compared to the external resistance in the circuit then high current can flow through the external resistance by grouping the cells as in series. in parallel. in either series or parallel. mixed. as in series. in parallel. in either series or parallel. mixed. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following may be value of resistivity of copper? 1.7 X 10 - 5. 1.7 X 10 - 6. 1.7 X 10 - 4. 1.7 X 10 - 3. 1.7 X 10 - 5. 1.7 X 10 - 6. 1.7 X 10 - 4. 1.7 X 10 - 3. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The Laplace Transform of a shifted unit step f (t) = U (t-a) is (e-as)/s. se-as. s(1-e-as). e-as. (e-as)/s. se-as. s(1-e-as). e-as. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The resistance of a strip of copper of rectangular cross section is 2 Ω. A metal of resistivity twice that of a copper is coated on its upper surface to a thickness equal to that of copper strip. The resistance of composite strip will be 3 / 2 Ω. 4 / 3 Ω. 6 Ω. 3 / 4 Ω. 3 / 2 Ω. 4 / 3 Ω. 6 Ω. 3 / 4 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of following is invariably seen in an electroplating plant? Rectifier. Carbon brushes. Distilled water. Barrel. Rectifier. Carbon brushes. Distilled water. Barrel. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When water is added to sulphuric acid water start boiling. lot of heat is generated. acid particles get separated. colour of acid changes. water start boiling. lot of heat is generated. acid particles get separated. colour of acid changes. ANSWER DOWNLOAD EXAMIANS APP