Can someone help me on this questions in these two pictures. please help me.
for the first que...
Engineering, 12.04.2020 19:19 MrTeriffic
Can someone help me on this questions in these two pictures. please help me.
for the first question in the first picture I got t=rc, t =0.002s
Answers: 1
Engineering, 04.07.2019 18:10
Different types of steels contain different elements that alter the characteristics of the steel. for each of the following elements, explain what the element does when alloyed with steel.
Answers: 2
Engineering, 04.07.2019 18:10
Ifa component is made of two or more materials with different modulus of elasticity (e), it is called a composite member and we calculate the factor·n". mention the formula for calculating n". also, ifn> 1, explain what will happen to the 1. transformed.gi) ifn 1, what will happen to the material when transformed material when
Answers: 1
Engineering, 04.07.2019 18:20
Most leaks in reciprocating air compressors can be detected and minimized by: (clo4) a)-detecting leakage areas using ultrasonic acoustic detector. b)-tightening joints and connections c)-replacing faulty equipment d)-all of the given options
Answers: 2
Engineering, 04.07.2019 18:20
Along 8-cm diameter steam pipe whose external surface temperature is 900c connects two buildings. the pipe is exposed to ambient air at 70c with a wind speed of 50 km/hr blowing across the pipe. determine the heat loss from the pipe per unit length. (b) air at 500c enters a section of a rectangular duct (15 cm x 20 cm) at an average velocity of 7 m/s. if the walls of the duct are maintained at 100c. a) the length of the tube for an exit temperature of the air to be 40 0c. b)the rate of heat transfer from the air. c) the fan power needed to overcome the pressure drop in this section of the duct.
Answers: 1
Advanced Placement (AP), 03.11.2019 08:31
Social Studies, 03.11.2019 08:31
Mathematics, 03.11.2019 08:31
English, 03.11.2019 08:31
History, 03.11.2019 08:31
Mathematics, 03.11.2019 08:31
Chemistry, 03.11.2019 08:31
Physics, 03.11.2019 08:31
History, 03.11.2019 08:31
Mathematics, 03.11.2019 08:31
Chemistry, 03.11.2019 08:31
Mathematics, 03.11.2019 08:31