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Determine the correct answer of the given question
Question- The 1.6 kg wood box in the figure below slides down a vertical wood wall while you push on it at a 42° angle.
Part 1- What magnitude of force should you applies to cause the box to slide down at a constant speed?
You need experts help to solve the above question.
A quarterback can throw a football at 27m/s. If we assume that the ball is caught at the same height from which it is thrown, How long is the ball in the air
A isolated conducting sphere R=3.0 cm has a charge placed on itssurface. The surface charge density is uniform and has the value-7.2x10^(-6) C/m^2.(1) Find the total charge on the sphere, (2) themagnitude and direction of the electric field at r=R.(3..
On dry land, an athlete weighs 63.7kg . The same athlete, when submerged in a swimming pool and hanging from a scale, Determine the athlete's percent body fat
The mass of an electron is 9.11*10^-31kg. What is the mass of one negative coulomb electron
A casette player is said to have a signal-to-noise ratio of 58 dB, whereas for a CD player it is 95 dB. What is the ratio of intensities of the signal and the background noise for each device?
Tom is driving at 45mph toward a grade crossing, and he is at 800ft from the garde crossing. There is no gate at this grade. Tom make a decisoin to try to beat an upcoming train, which is at 1000ft from the crossing and moving at 40mph when Tom se..
In an L-R-C series circuit, the resistance is 360 ohms, the inductance is 0.360 henrys, and the capacitance is 1.20×10?2 microfarads. What is the resonance angular frequency ?0 of the circuit? (answer should be in rad/s)
two spheres are launched horizontally from a 1.49-m-high table. sphere a is launched with an initial speed of 5.2 ms.
A block of mass 16.7 kg supported by a vertical massless cable is initially at rest. The block is then pulled upward with a constant acceleration of 4.89 m/s2. a) What is the tension in the cable? b) What is the magnitude of the net force acting o..
a spherical bubble of air is introduced into a vein in the ankle. the diameter of this bubble is 0.5 mm. as the bubble
The speed of a bobsled is increasing because it has an acceleration of . At a given instant in time, the forces resisting the motion, including kinetic friction and air resistance, total 500 N.
Neurons in our bodies carry weak currents that produce detectable magnetic fields. A technique called magnetoencephalography, or MEG, is used to study electrical activity in the brain using this concept.
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