![subject](/tpl/images/cats/fizika.png)
Physics, 07.11.2019 21:31 micahwilkerson9495
Ihave 2 bulbs one coverts 60% of energy to light 45% which is the most efficient and what happens to the rest of the energy
can someone me with this question asap
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 04:00
Determine the maximum r-value of the polar equation r =3+3 cos 0
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 06:00
Aball is thrown upward. at a height of 10 meters above the ground, the ball has a potential energy of 50 joules (with the potential energy equal to zero at ground level) and is moving upward with a kinetic energy of 50 joules. what is the maximum height h reached by the ball? consider air friction to be negligible. 1. h β 10 m 2. h β 50 m 3. h β 30 m 4. h β 40 m 5. h β 20 m 003 10.0 points which of the two object shown below has the greatest kinetic energy? a m b 1 2 m v 2v 1. kinetic energies are the same. 2. a 3. b 4. unable to determine. 004 10.0 points tim, with mass 74.6 kg, climbs a gymnasium rope a distance of 3.1 m. the acceleration of gravity is 9.8 m/s 2 . how much potential energy does tim gain? answer in units of j. 005 10.0 points a car is moving at 64 miles per hour. the kinetic energy of that car is 5 Γ 105 j. how much energy does the same car have when it moves at 111 miles per hour? answer in units of j. 006 10.0 points an 102 kg man climbs up a 1 m high flight of stairs. the acceleration of gravity is 9.81 m/s 2 . w
Answers: 3
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 12:10
Two forces produce equal torques on a door about the door hinge. the first force is applied at the midpoint of the door; the second force is applied at the doorknob. both forces are applied perpendicular to the door. which force has a greater magnitude?
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 15:50
The space between two 15-in.-long concentric cylinders is filled with glycerin (viscosity = 8.5 Γ 10-3 lbΒ·s/ft2). the inner cylinder has a radius of 1 in. and the gap width between cylinders is 0.1 in. determine (a) the torque and (b) the power required to rotate the inner cylinder at 180 rev/min. the outer cylinder is fixed. assume the velocity distribution in the gap to be linear.
Answers: 2
You know the right answer?
Ihave 2 bulbs one coverts 60% of energy to light 45% which is the most efficient and what happens to...
Questions
![question](/tpl/images/cats/himiya.png)
Chemistry, 18.10.2020 15:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 18.10.2020 15:01
![question](/tpl/images/cats/geografiya.png)
Geography, 18.10.2020 15:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 18.10.2020 15:01
![question](/tpl/images/cats/himiya.png)
Chemistry, 18.10.2020 15:01
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
Physics, 18.10.2020 15:01
![question](/tpl/images/cats/istoriya.png)
History, 18.10.2020 15:01
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 15:01
![question](/tpl/images/cats/en.png)
English, 18.10.2020 15:01
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 15:01
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 15:01
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 15:01
![question](/tpl/images/cats/fizika.png)
Physics, 18.10.2020 15:01