Power diddipated as heat in watt
A sinusoidal voltage E=200sin314t is applied to a resistor of 10 ohm resistance. Calculate
(i) r.m.s of the voltage.
(ii) rms of the current
(iii) power diddipated as heat in watt.
Expected delivery within 24 Hours
Water is the working fluid in an ideal Rankine cycle. Saturated vapor enters the turbine at 18 MPa. The condenser pressure is 6 kPa. Determine (a) the net work per unit mass of steam flow, in kJ/kg.
A luminous object is 4.80m from a wall. You are to use a concave mirror to project an image of the object on the wall, with the image 2.23 the size of the object.
A refrigerator is to remove heat from the cooled space at a rate of 300 KJ/min to maintain its temperature at -8C. if the air surrounding the refrigerator is at 25C, determine the minimum power input required for this refrigerator.
Determine the power required, in hp, to heat the house using electrical resistance elements and compare with the minimum theoretical power that would be required by a heat pump.
A sinusoidal voltage E=200sin314t is applied to a resistor of 10 ohm resistance. Calculate power diddipated as heat in watt.
What is the speed of the object at the instant when the spring is stretched by 0.042 m relative to its unstrained length?
If the final pressure is 1 bar, determine the specific enthalpy if the turbine is isentropic. b) Determine the final specific enthalpy using part a) information, except that the isentropic efficiency of the turbine is 0.9.
Two stretched cables both experience the same stress. The first cable has a radius of 3.1x10-3 m, and is subject to a stretching force of 230 N. The radius of the second cable is 4.6 x 10-3 m. Determine the stretching force on the second cable.
The inlet to a boiler of a Carnot power cycle is at 5 Mpa, saturated liquid, and the exit is saturated vapor. The condenser operates at 1 bar. Determine the thermal efficiency.
1954531
Questions Asked
3,689
Active Tutors
1438094
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Approaching a new social situation is similar to solving a cognitive problem. Children approaching a group of peers need to understand the others' communication
Children's goals in social interactions Children's goals affect their strategies in social situations, and this, too, is related to their peer status
The step-by-step social information processing approach may be a better model for encounters in new situations than in familiar situations
As in other areas of development, temperament interacts with experience to pre dict peer status.
A small number of children and adolescents who are perceived to be popular, however, display a mix of positive and negative behaviors
Question: Identify and distinguish between positive and negative reinforcement contingencies.