Physics question and answers for September 07, 2023
- Q A student is observing the oscillations of a mass on the end ofa spring.  The spring has a force constant of 6 x10-5N/m, and the mass is 0.15 kg.  She...
- Q #4. A mass of 1.00 kg is sitting 10 m in the air above a springof spring constant k=50 N/m. The mass is released and lands on thespring compressing it...
- Q A 60.0-g object connected to a spring with a force constant of20.0 N/m oscillates with an amplitude of 5.00 cm on a frictionless,horizontal surface.(a) Find the speed of the object...
- Q Determine an expression for ∆x∆px for the second harmonicoscillator eigenstate. Does this obey the uncertaintyprinciple?
- Q Two bowlers, a man and a women, are standing on either end ofthe same well oiled bowling lane. The man throws a 16 ib (7.26 kg)ball down the middle of...
- Q A parallel-plate capacitor made of circular plates of radius 65cm separated by 0.30 cm is charged to a potential difference of 800Volts by a battery. Then a sheet of mylar...
- Q Two identical containers are open at the top and are connectedat the bottom via a tube of negligible volume and a valve that isclosed. Both containers are filled initially to...
- Q For each of the pairs of objects below, decide which object hasthe larger moment of inertia, selecting from the following answers:A) the first B) the second C) neither D) can't...
- Q A positively charged particle is held at the center of aspherical shell. The figure gives the magnitude E of theelectric field versus radial distance r. The scale of thevertical axis...
- Q We observe a glancingcollision between two billiard balls of the same mass. The firstball is incident at a speed of 6.36m/s, strikes the second ball (initially at rest) and movesoff...
- Q If an object is projected at a given angle and speed, how longdoes it take to reach its maximum height?Please explain in simplest terms and give an example using unitsgiven.
- Q A satellite in a circular orbit around the earth with a radius1.011 times the mean radius of the earth is hit by an incomingmeteorite. A large fragment (m = 81.0...
- Q An asteroid is discovered to have a tiny moon that orbits it ina circular path at a distance of 151 km and with a period of 43.0h. The asteroid is...
- Q A plane flies at 1.75 times the speed of sound. Its sonic boomreaches a man on the ground 1.00 min after the plane passesdirectly overhead. What is the altitude of...
- Q Imagine two very elastic objects colliding. As they deform and thenreturn to their previous shapes what types of energy are changing?What types of energy are staying constant?
- Q An unstable particle with a mass equal to 3.34x10^-27 kg isinitially at rest. The particle decays into two fragments that flyoff with velocities of 0.981c and -0.863c, respectively. Find themasses...
- Q U22P1 In the reflection and refraction lab a beam of white lightis passed through a prism at an angle of 30 and separated into aspectrum. The red portion of the...
- Q What is the Doppler Effect?
- Q A 0.200-kg block on a smooth horizontal surface gains a speed of28.2 cm/s when it is released from rest at the free end of a springthat is compressed by 3.20...
- Q Two tugboats pull a disabled supertanker. Each tug exerts aconstant force of 1.9×106 N, one an angle 10 ∘ west ofnorth and the other an angle 10 ∘ east of...
- Q An upright object is placed in front of a concave mirror.The radius of curvature of mirror is 40 cm.(a) Where should the object be placed in order to obtain an...
- Q Three solid objects (A, B, and C) are placed in water. Theobjects each have constant densities of 160, 260, and 745 kg/m3,respectively. a.) How do you immediately know all three...
- Q We all know the Earth exerts gravity on us, but other objects inthe solar system also pull on us. In the following series ofproblems we will investigate how strong gravity...
- Q This force can either push the block upward at a constantvelocity or allow it to slide downward at a constant velocity. Themagnitude of the force is different in the two...
- Q An object of mass m with a certian initial speed on a horizontalsurface comes to rest after traveling a distance of 15m. If thecoefficient of friction is .25, what is...
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