Physics, 30.12.2019 22:31 jalenyork6835
Asign is supported by a uniform horizontal boom of length 3.30 m and weight 78.0 n. a cable, inclined at an angle of 23° with the boom, is attached at a distance of 2.44 m from the hinge at the wall. the weight of the sign is 136.0 n. what is the tension in the cable and what are the horizontal and vertical forces fx and fy exerted on the boom by the hinge? comment on the magnitude of fy.
Answers: 2
Physics, 22.06.2019 05:00
Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.
Answers: 1
Physics, 22.06.2019 07:00
World class speed skaters can skate a 3,000-m course in about 4 minutes.what is their average speed for this course? a. 12.5 m/sb. 1.33 m/sc. 1.25 m/sd. 13.3 m/s
Answers: 2
Physics, 22.06.2019 17:00
If you put a helium-filled balloon in the refrigerator, what will happen?
Answers: 1
Physics, 22.06.2019 18:30
Acar starts from rest at a stop sign and reaches a velocity of 25 m/s w in 4 seconds. determine the acceleration of the car. question 3 options: a) 6,25 m/s2 b)6.25 m/s c)100 m/s2 d)100 m/s
Answers: 1
Asign is supported by a uniform horizontal boom of length 3.30 m and weight 78.0 n. a cable, incline...
Mathematics, 28.03.2021 21:10
English, 28.03.2021 21:10
Business, 28.03.2021 21:10
Chemistry, 28.03.2021 21:10
Chemistry, 28.03.2021 21:10
History, 28.03.2021 21:10
Social Studies, 28.03.2021 21:10
Mathematics, 28.03.2021 21:10
Mathematics, 28.03.2021 21:10
Biology, 28.03.2021 21:10
Mathematics, 28.03.2021 21:10