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Jack and Leon, on a hot summer day, are fishing in their boat, when they make a decision to jump into the water to cool off. Jack having 45 kg jumps off the front of the boat having speed of 2 m/sec
A 3.24 kg object initially travelling in the positive x-direction having a velocity of +4.92 m/s collides with and sticks to the object of 2.06 kg initially moving in the negative y-direction having
Find out the minimum work required to push a 950 kg car 360 m up all along a 17.5° incline? Suppose the efficient coefficient of friction retarding the car is 0.30?
The inductor consists of a reactance of 94 ohms in a 60-Hz ac circuit. At what frequency would be needed to double the reactance?
Compute the speed of the center of mass when, after beginning from rest, the center of the mass has drop 3 m. The acceleration of gravity is 9.8 m/s^2. Answer must be in units of m/s.
Temperature of 2.0 mol of an ideal diatomic gas is raised by 30degC devoid of the pressure of gas changing. The molecules in the gas rotate however do not oscillate. Determine by how much does the r
A man of 72.8 kg and a woman of 56.4 kg on ice skates stand facing each other. When the woman pushes the man backwards so that his final speed is 1.42 m/s, at what speed does she recoil?
A single 5.9 mF capacitor is joined across the terminals of a 60- Hz voltage source and a current of 2.0 mA is measured on the ac ammeter. Determine the capacitive reactance of the capacitor?
A baseball of 0.153 kg, thrown with a speed of 38.2 m/s, is hit straight back at the pitcher having a speed of 47.9 m/s. (i) Determine the impulse delivered by the bat to the baseball?
A bag comprises of 6 green ones, 2 red marbles, 2 yellows, 1 lavender one, and 2 orange marbles. Determine number of sets of four marbles have one of each color other than lavender?
Assume that a motor drives one spindle at constant angular speed of 0.90 rad/s and the other spindle are free to rotate at any angular speed. Determine the tape's thickness.
Is the universe in reality made up of energy inherently? And are the interactions all a matter of electrons? I feel as though energy should be the most significant and necessary constituent in our u
Find out the EMF produced between the Wings of an airplane Flying Horizontally at a Speed V= 900km/h. Each and every wing is 6m Long and the Earth's magnetic Field is 0.4 gauss and the Field is Incl
If the person with weight W bends at waist with the straight back then force F exerted by lower back muscles. Determine value of theta which will cause the 120 pound person's back muscles to exert the
Illustrate that the z component of its magnetic moment is 1 Bohr magneton. Determine the separation of the two silver atom beams as they depart the magnet?
The pendulum having a mass of 0.100kg was released. The string made a 7.0 degree angle with the vertical. The bob of the pendulum returns to the lowest point every 0.10 s.
Express trigonometric function in terms of x. Then estimate if x=0.9865. sec (theta), if sin (theta) =x and (theta) is obtuse.
Your friend is far-sighted with the near-point distance of 377 cm. What must the focal length be for the lenses in his reading glasses? Suppose the glasses are positioned 2.0 cm in front of the eyes
An archer's bow is drawn at its mid-point till the tension in the string is 1.02 times the force applied by the archer. Determine the angle between the two halves of the string?
The two blocks move all along a linear path on an almost frictionless air track. One block, of mass 0.113 kg, primarily moves to the right at a speed of 5.30 m/s, while the second block, of mass 0.2
Cans are being stacked on the supermarket shelf. There are 28 cans on bottom row and 4 cans on top row. If there are 15 cans and every row is smaller than one below it by same number of cans, deter
A particle of mass m travels on the positive x-axis, beneath the influence of the conservative force having potential energy: V(x) = V0 e-ax. (i) Illustrate the force in words.
An Unpolarized light passes via two polarizer whose transmission axes are at the angle of 30.0 degrees with respect to one other. Determine the fraction of the incident intensity which is transmitte
Determine the following equations by using sum and difference formulas, then compute all the solutions. 2 sin(3x) cos(4x) +2 sin(4x) cos(3x)=√3
Determine the maximum value of the electric field in an electromagnetic wave whose highest intensity is 5.00 W/m^2?