subject
Physics, 25.10.2021 08:10 swallowcaroline11

How am i supposed to know if i should use sin/cos/tan when i have 2 unknowns?


How am i supposed to know if i should use sin/cos/tan when i have 2 unknowns?

ansver
Answers: 2

Another question on Physics

question
Physics, 22.06.2019 07:50
2. -/1 pointsserpse10 2.7.p.017.mi. an object moving with uniform acceleration has a velocity of 14.0 cm/s in the positive x direction when its x coordinate is 2.97 cm. if its x coordinate 2.85 s later is -5.00 cm, what is its acceleration? cm/s2 need ? read it master it
Answers: 1
question
Physics, 22.06.2019 08:00
5g of ammonium nitrate was dissolved in 60g of water in an insulated container. the temperature at the start of the reaction was 23.0°c and at the end it was 19.0°c. calculate the energy absorbed by the reaction.
Answers: 3
question
Physics, 22.06.2019 15:30
The voltage applied across a given parallel-plate capacitor is doubled. how is the energy stored in the capacitor affected?
Answers: 2
question
Physics, 22.06.2019 18:10
Arefrigerator uses r-134a as the working fluid and operates on the ideal vapor-compression refrigeration cycle except for the compression process. the refrigerant enters the evaporator at 120 kpa with a quality of 34 percent and leaves the compressor at 70°c. if the compressor consumes 450 w of power, determine (a) the mass flow rate of the refrigerant, (b) the condenser pressure, and (c) the cop of the refrigerator. (0.00644 kg/s, 800 kpa, 2.03)
Answers: 1
You know the right answer?
How am i supposed to know if i should use sin/cos/tan when i have 2 unknowns?
...
Questions
question
Spanish, 23.02.2021 19:00
question
Mathematics, 23.02.2021 19:00