Physics, 20.07.2021 04:40 jlozaaaaaa408
A. Projectile on cliff(time of flight)
An object of mass 5 kg is projected at an angle of 25 to the horizontal with a speed of 22 ms-1 from the top of the cliff.
The height of the cliff is 21 m. Take g, the acceleration due to gravity, to be 9.81 ms?
How long was the object in flight (to 2 decimal places)?
Answers: 2
Physics, 21.06.2019 23:20
Which quantities are scalars? choose all that apply a.distance b.speed c. acceleration d.velocity
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Physics, 22.06.2019 05:30
Astudent pushes on a 20.0 kg box with a force of 50 n at an angle of 30° below the horizontal. the box accelerates at a rate of 0.5 m/s2 across a horizontal floor. what is the value of the normal force on the box? 200 n 243 n 156 n 225 n
Answers: 2
Physics, 22.06.2019 09:50
Which statement correctly describes the current in a circuit that is made up of any two resistors connected in parallel with a battery? a. the current in the battery and in each resistor is the same b. the current the battery equals to the sum of the currents in the resistors c.the current in the battery is less than the current in either resistor d. the current in the battery equals to the product of the currents in the resistors
Answers: 1
Physics, 22.06.2019 12:00
If the new moon happens on january 15th, what shape will it be on february 6th?
Answers: 1
A. Projectile on cliff(time of flight)
An object of mass 5 kg is projected at an angle of 25 to the...
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