Physics, 16.11.2020 16:40 nekathadon
The temperature of a bulb is found to be 2800 K. The view factor is 0.5. The emissivity of the bulb is 0.8. The absorptivity of the sensor is 0.95. Calculate the irradiation in SI units (correct to 3 decimal places).
Answers: 2
Physics, 22.06.2019 10:00
**urgent** roberto plans to use two transformers to reduce a voltage of 120 v to 4 v. he uses a transformer that has 300 coils in the primary winding and 50 coils in the secondary winding. he has four other transformers, as listed in the table. which transformer should roberto use to have an ending voltage of 4 v? a- w b-xc- yd- z
Answers: 1
Physics, 22.06.2019 15:00
Steelhead trout migrate up stream to spawn.occasionally they need to leap up small waterfalls to continue their journey. fortunately, steelhead are remarkable jumpers, capable of leaving the water at a speed of 8.0 m/s. a. what is the maximum height a steelhead trout can jump? b.leaving the water at 8.0 m/s, the trout lands on top of the water fall 1.8 m high. how long was it in the air?
Answers: 2
Physics, 22.06.2019 15:30
Two pans of a balance are 24.1 cm apart. the fulcrum of the balance has been shifted 1.33 cm away from the center by a dishonest shopkeeper. by what percentage is the true weight of the goods being marked up by the shopkeeper? assume the balance has negligible mass. answer in units of %.
Answers: 1
Physics, 22.06.2019 23:30
1. explain how you calculate the net force in any direction on the box. 2. suppose an upward force of 15n is added to the box. what will be the net vertical force on the box? 3. what force could be applied to the box to make the net force in the horizontal direction zero? explain. 4. suppose a force of 25n to the right is added to the box. what will be the net force to the right?
Answers: 3
The temperature of a bulb is found to be 2800 K. The view factor is 0.5. The emissivity of the bulb...
Advanced Placement (AP), 09.11.2021 23:50
Social Studies, 09.11.2021 23:50
Chemistry, 09.11.2021 23:50
Mathematics, 09.11.2021 23:50
Mathematics, 09.11.2021 23:50
English, 09.11.2021 23:50
Physics, 09.11.2021 23:50
History, 09.11.2021 23:50
History, 09.11.2021 23:50
Mathematics, 09.11.2021 23:50
Mathematics, 09.11.2021 23:50
Mathematics, 09.11.2021 23:50
Physics, 09.11.2021 23:50