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- What color code corresponds to a resistance of 234x10 5 10% with a temperature coefficient of resistance equal to 25x10 -6 /C o ?Suppose you have a rod of pure silicon with a diameter of 2.79cm and a length of 20.6cm. These rods are often used in experiments, such as the Large Hadron Collider in France/Switzerland to detect high-energy particles, and they have a very high resistivity of 2300Ω⋅m. What current, in amperes, flows through the rod when a potential difference of 1.23* 10^3 V is applied between its ends ?Given: V1= 5V V2= 9V R1 = 1 Ohm R3 = 3 Ohm Compute for the current (IR1 & IR3) and voltage (VR1 & VR3) using Kirchhoff's Rule.
- The current, I, is 2A through R2=4Ω and V1=6.00V. Determine the current through R1 =2Ω and R3=5Ω and the voltage V2 for the given circuit.how many hours do i need to charge my battery in battery chargerbattery= 2600mAh, 3.7V battery charger: input =5v, 2.0Aoutput: 4.2 v, 2.0AWhat current flows through a 2.54-cm-diameter rod of pure silicon that is 20.0 cm long, when 1.00 × 103 V is applied to it? (Such a rod may be used to make nuclearparticle detectors, for example.)
- A copper wire of 3.2 mm in diameter and 4 m length carries a certain amount of current. The conductionelectron density in copper is 8.49x1028 electrons/m3. A 75.0-Ω resistor is connected with the copper wireto the terminals of a battery whose emf is 11.0 V and whose internal resistance is 0.8 Ω. Calculate (a) thecurrent in the circuit, (b) the current density in the wire, (c) the terminal voltage of the battery, Vab, and (d)the power dissipated in the resistor R, (e) the power dissipated in the battery’s internal resistance r, (f) the resistivity of the wire, (g) the drift velocity of the free electrons, and (h) Estimate the rms speed ofelectrons assuming they behave like an ideal gas at 20°C. Assume that one electron per Cu atom is free tomove (the others remain bound to the atom).What is the value of the unknown R if the voltage across the 500 resistances is 4.00 V?If 2.6 x 10^18 electrons and 7.3 x 10^18 protons move in the same directions past a givencross-section of a hydrogen discharge tube every second, the average current (in amperes)in the tube is ______. CHOICES: 0.39.0.75.0.83.1.59.3.49.