Which of the following is most likely to cause sinkholes?
deforestation
strip mining
ac...
Engineering, 16.06.2021 20:40 reginapokorny
Which of the following is most likely to cause sinkholes?
deforestation
strip mining
acid mine drainage
underground mining
Answers: 3
Another question on Engineering
Engineering, 04.07.2019 18:10
Ariver flows from north to south at 8 km/h. a boat is to cross this river from west to east at a speed of 20 km/h (speed of the boat with respect to the earth/ground). at what angle (in degrees) must the boat be pointed upstream such that it will proceed directly across the river (hint: find the speed of the boat with respect to water/river)? a 288 b. 21.8 c. 326 d. 30.2
Answers: 3
Engineering, 04.07.2019 18:10
Which one from below is not one of the reasons of planning failures? (clo3) a)-planner is careless. b-planner spend less time in the field but more time on the desk c)-planner is not qualified d)-planner does not have sufficient time to properly plan
Answers: 3
Engineering, 04.07.2019 19:10
The air in an automobile tire with a volume of 0.015 m3 is at 32°c and 140 kpa gage. determine the amount of air that must be added to raise the pressure to the recommended value of 206 kpa gage. assume the atmospheric pressure to be 128 kpa and the temperature and the volume to remain constant.[r-0.287 kj/kgk]
Answers: 3
Engineering, 04.07.2019 19:10
An engine, weighing 3000 n, is supported on a pedestal mount. it has been observed that the engine induces vibration into the surrounding area through its pedestal at the maximum operating speed. determine the stiffness of the dynamic vibration absorber spring in (n/m) that will reduce the vibration when mounted on the pedestal. the magnitude of the exciting force is 250 n, and the amplitude of motion of the auxiliary mass is to be limited to 2 mm note: in this question type-in right numbers, no decimals, no fractions, no unit. approximate to right number if needed
Answers: 3
You know the right answer?
Questions
English, 07.12.2021 19:10
Chemistry, 07.12.2021 19:10
English, 07.12.2021 19:10
Mathematics, 07.12.2021 19:10
History, 07.12.2021 19:10
Mathematics, 07.12.2021 19:10
Mathematics, 07.12.2021 19:10
English, 07.12.2021 19:10
Computers and Technology, 07.12.2021 19:10
World Languages, 07.12.2021 19:10
