Three point particles are fixed in position in an xy-plane. Two of them, particle A of mass 5 g and particle B of mass 11 g, are shown in the figure with a separation of dAB = 0.566 m at angle θ = 30°. Particle C (mass 7 g) is not shown.
Coordinates of Particle C from Gravitational Forces body { font-family: 'Georgia', serif; background-color: #f5faff; padding: 40px; color: #2d3436; line-height: 1.8; } h1, h2 { color: #00336
If a gas in a container expands to three times its initial volume, what happens to its density?
What Happens to Gas Density When Volume Increases body { font-family: 'Georgia', serif; background-color: #f4fbff; padding: 40px; line-height: 1.8; color: #2c3e50; } h1, h2 { text-align: cen
Below is a graph with two vectors shown on it. Add them, and then draw the resultant vector on the graph in standard position. Now, find the magnitude of the resultant vector.
Vector Addition Using Parallelogram Law body { font-family: 'Georgia', serif; background-color: #f4fbff; padding: 40px; color: #2d3436; line-height: 1.8; } h1, h2 { color: #004080; tex
A driver of an 8,000 kg car that is moving horizontally with a speed of 10 m/s applies brakes and locks the wheels to stop. What would be the length of the skid marks, if the magnitude of the friction force is 80,000 N?
Physics Problem - Skid Mark Length from Braking body { font-family: 'Georgia', serif; background-color: #f2f9ff; color: #2c3e50; padding: 40px; line-height: 1.8; } h1, h2 { text-align: cente
1 kg block is dropped onto a relaxed vertical spring that has a spring constant k = 1000 N/m. The block compresses the spring by 10 cm.
Work and Energy - Spring Compression Physics Problem body { font-family: 'Georgia', serif; background-color: #f4faff; padding: 30px; color: #333; line-height: 1.8; } h1, h2 { text-align: cen
Consider a rod of length ℓ that carries a uniform charge distribution. Is Gauss’s law appropriate for calculating the electric field at a radial distance r from the midpoint of the rod’s length?
Application of Gauss's Law to a Uniformly Charged Rod body { font-family: 'Cambria', serif; background-color: #f9f9fc; color: #222; line-height: 1.8; padding: 40px; } h1, h2 { text-align: ce
Observations indicate that the Universe has: a closed geometry, an open geometry, a flat geometry, a circular geometry. This geometry means that the Universe will:
Universe Geometry and Its Fate body { font-family: 'Georgia', serif; background-color: #f4f9fc; color: #333; line-height: 1.8; padding: 30px; } h1 { color: #00509e; text-align: center;
A small sphere of mass 0.25 g (i.e. 0.25 × 10-3 kg) carries a charge of 9.0 × 10−10 C. The sphere is attached to one end of a very thin silk string of length 5.0 cm.
Angle Made by a Charged Sphere in Electric Field body { font-family: 'Cambria Math', serif; line-height: 1.8; background-color: #f9f9f9; padding: 30px; color: #333; } h1 { color: #0066cc;
A person pushes a 20 kg box across 12 meters of carpet. The coefficient of kinetic friction is μₖ = 0.7. A force of 960 N is applied at an angle of 37° with respect to the horizontal.
Work Done on a Box | Physics Problem Solved body { font-family: Arial, sans-serif; background-color: #f4f6f9; padding: 20px; color: #333; } h1, h2 { color: #0d47a1; } .question-box { background-color: #fff8e1;
Which of these materials can display ferroelectric domains in polycrystalline samples? BaTiO₃ Fe BiFeO₃ TbMnO₃
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