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Solve the following problem given below:
Problem: If you wish to lose weight, you may rub a balloon on your head. If you charge the balloon to a charge of q = -1.23µC, how much weight did you lose? The mass of an electron is 9.11 × 10-31 kg and charge of an electron is - 1.601 × 10-19 C
Please show how you obtained the answer for above problem. Thanks.
A cable is 5.00 m long and has a diameter of 1.50 mm. The tensile modulus of the cable is 2.50 × 1010 N/m2. A force is applied to the end of the cable and the cable stretches by 3.00 mm. What is the applied force?
Light of wavelength 500 nm is incident normally on a diffraction grating. What is the number of rulings per centimeter for the grating
A light meterstick is loaded with masses of 1.0 kg and5.0 kg at the 30 cm and 80 cm positions,respectively. What is the moment of inertia about an axis through the 0 cm end of the meterstick
Anelectron is accelerated from rest by a potential difference of350 V. It then enters a uniformmagnetic field of magnitude 200 mTwith its velocity perpendicular to the field. Calculate the radius of its path in the magnetic field
A ball is launched directly upward from ground level with aninitial speed of 19 m/s. (Air resistanceis negligible.) How long is the ball in the air? What is the greatest height reached by the ball?
A 2.0-kg mass is hung from a spring ofspring constant 18 N/m, displaced slightly from its equilibriumposition, and released. What is the frequency of its vibration
A potter's wheel is a uniform solid disk of diameter 0.72m and a mass of 60kg. what minimum total friction force must the potter supply to the disk if her hands are acting at the edge of the disk
a target plane flies at 2100 meters. an anti-craft gun fires a projectile with an initial upward velocity of 200
A 8.76 kg particle with velocity is at x = 3.94 m, y = 9.40 m. It is pulled by a 8.65 N force in the negative x direction. find the rate at which the angular momentum is changing
A 20.0 kg wagon is being pulled over a level driveway by a horizontally directed pulling force of 140 N. If there is a 100 N friction force opposing its motion, What is the forward acceleration of the wagon
an object starts moving in a straight line from position x at time t0 with velocity v0 . its acceleration is given by
intelligent beings in a distant galaxy send a signal to earth in the form of an electromagnetic wave. the frequency of
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