Physics, 17.06.2021 07:30 EricaLSH7624
Đặc tính tốc độ của động cơ (speed characteristics of an engine) là đồ thị biểu diễn sự thay đổi của thông số dưới đây theo tốc độ quay (ne) của động cơ.
Group of answer choices
Cả 3 thông số được liệt kê
Momen xoắn (Me).
Suất tiêu thụ nhiên liệu (ge)
Công suất có ích (Ne)
Answers: 2
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Looking at this barometer, is the air pressure high or low? what type of weather would you expect? high, bad low, bad high, good low, good
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As part of your daily workout, you lie on your back and push with your feet against a platform attached to two stiff springs arranged side by side so that they are parallel to each other. when you push the platform, you compress the springs. you do an amount of work of 79.0 j when you compress the springs a distance of 0.230 m from their uncompressed length. (a) what magnitude of force must you apply to hold the platform in this position? (b)how much additional work must you do to move the platform a distance 0.230 m farther? (c) what maximum force must you apply to move the platform a distance 0.230 m farther?
Answers: 1
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If element x has 99 protons how many electrons does it have
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