Physics, 11.10.2021 05:40 coollid876
Một ôtô khởi hành với gia tốc a=5 m/s2. Tính lực cản tác động lên xe nếu có khối lượng =5 tấn, hệ số ma sát giữa xe với mặt đường là 0,2
Answers: 1
Physics, 22.06.2019 08:50
You are a sales representative for a company that makes a new alternate fuel for vehicles. you have prepared a presentation for the environmental engineers to sell your new product. what question do you expect the audience to ask regarding whether the new fuel will cause less damage to the environment? a. do we have to change any parts of the vehicle to use this alternate fuel? b. will the vehicles get better fuel mileage with the alternate fuel? c. how much greenhouse gas does your fuel produce compared with current fuel sources? d. is the alternate fuel more expensive than fossil fuel?
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Physics, 23.06.2019 00:00
Does the distance travelled by an oscillating mass between times t=0 and t2 equal the displacement of the particle over the same time period if t2> t/2? hint: consider a sine wave starting at t1=0, then consider a closing wave starting at t1=0, for your explanation.
Answers: 1
Physics, 23.06.2019 00:00
Examine the drawing of a molecule. each ring represents an atom of nitrogen (n). what’s the chemical formula of this substance?
Answers: 2
Một ôtô khởi hành với gia tốc a=5 m/s2. Tính lực cản tác động lên xe nếu có khối lượng =5 tấn, hệ số...
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