subject
Physics, 24.12.2019 13:31 mikemurray115

In which situation is maximum work considered to be done by a force?
a.
the angle between the force and displacement is 180º.
ов.
the angle between the force and displacement is 90°.
c.
the angle between the force and displacement is 60°.
d.
the angle between the force and displacement is 45°.
e.
the angle between the force and displacement is 0°.

ansver
Answers: 1

Another question on Physics

question
Physics, 21.06.2019 18:00
Acommercial passenger jet can travel up to 970 km/hr at an altitude of 30,000 feet. at this speed, how long will it take the jet to travel 1,865 kilometers? a. 2.3 hrs b. 1.9 hrs c. 1.7 hrs d. 1.5 hrs
Answers: 1
question
Physics, 22.06.2019 15:50
The california mussel (mytilus californianus) attaches itself to a rock or other solid surface with a bundle of filaments known as the byssus. imagine that 15.0 j of work is done to stretch the distal end of the byssus. it releases 10.8 j of thermal energy as it relaxes. what is the resilience of the distal end of the byssus?
Answers: 2
question
Physics, 22.06.2019 16:00
Amichelson interferometer operating at a 600 nm wavelength has a 3.02-cm-long glass cell in one arm. to begin, the air is pumped out of the cell and mirror m2 is adjusted to produce a bright spot at the center of the interference pattern. then a valve is opened and air is slowly admitted into the cell. the index of refraction of air at 1.00 atm pressure is 1.00028.how many bright-dark-bright fringe shifts are observed as the cell fills with air?
Answers: 1
question
Physics, 22.06.2019 16:50
Which best describes the first law of thermodynamics as compared to the second law of thermodynamics? a. the first law describes how thermal energy is conserved but not the direction it moves. b. the first law describes the direction thermal energy moves but not how it is conserved. c. the first law describes how thermal energy can be created but not how it can be destroyed. d. the first law describes how thermal energy can be destroyed but not how it can be created.
Answers: 1
You know the right answer?
In which situation is maximum work considered to be done by a force?
a.
the angle betwe...
Questions
question
Mathematics, 13.11.2020 22:30
question
Mathematics, 13.11.2020 22:30
question
English, 13.11.2020 22:30
Questions on the website: 13722362