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Physics Questions
A circular rod 1.60 nm in diameter and 44.0 meters in length has resistivity 34.0 nano-Ohms...
Compare the expressions for the energy stored in an inductor and the energy stored in a...
Explain Newton's second Law and solve related problems Given a mass of 2.00 kg. Let g...
Below part D is a multiple-flash picture of a ball rolling on a smooth surface, left...
Sophia (on Earth) sees her twin sister, Stella, passing by on her spacecraft at 0.70cc and...
A ball of mass 0.180 kg is dropped from rest from a height of 1.25 m....
If astronauts could travel at v = 0.951c, we on Earth would say it takes (4.20/0.951)...
You launch an object with an initial speed of 44.9 m/s from the top of a...
An Atwood’s machine has m1 = 0.105 kg, m2 = 0.100 kg, hung from a 5.00...
What is the minimum wavelength of x-rays produced by electrons accelerated through a potential difference of...
A. One possible source of systematic error in this activity is loss of heat from the...
x2 mc questions 1. The potential due to two point charges is measured to be zero...
And electron a proton both moving horizontally enter an area with a constant vertical magnetic field,...
Consider a very small spacecraft in a circular orbit around the earth. Suppose it is in...
Variations in the resistivity of blood can give valuable clues to changes in the blood's viscosity...
Question 13 Your car is stuck in a mudhole, but you remember your physics. You tie...
An expensive vacuum system can achieve a pressure as low as 1.93×10-7 N/m2 at 12.5ºC ....
How much force does it take to stretch a 20-m-long, 1.0 cm -diameter steel cable by...
Space Pirates which I observe moving at me at .4 C fire a 1 kg (rest...
How does the spreading of the diffracted waves change with increasing hole width, and how does...
An atom of beryllium (m = 8.00 u) splits into two atoms of helium (m =...
A grasshopper jumps a horizontal distance of 1.50 m from rest, with an initial velocity at...
what is my body inertia if I weigh 76 kg.m
What is the volume of a hollow cylinder with radius r, wall thickness d (d <...
Electronics types don't take the force of gravity into account when calculating the trajectories of electrons...
QUESTION 12 1. M1 (3.39 kg) slides across a frictionless, horizontal surface at 23.9 m/s when...
The ammonia molecule (NH3) has a dipole moment of 5.0 × 10-30 C.m. Ammonia molecules in...
A 20-turn coil with radius 4 cm lies in the x-y plane. The coil has a...
In the Alcator Fusion Experiment at MIT, a magnetic field of 50.0 T is produced. (a)...
Mort is watching Velma fly past in a spaceship at 95 % of the speed of...
A small, 200 g cart is moving at 1.80 m/s on a frictionless track when it...
Two forces, F⃗ 1 and F⃗ 2, act at a point. F⃗ 1 has a magnitude...
An RLC circuit consists of a 379 Ohm resistor, a 5 milli-henrie inductor, and a capacitor...
What is the net change in entropy when a bucket with a 40kg of ice at...
Scientists have just discovered a new moon for planet X at the far edge of the...
illustrates the concepts pertinent to this problem. A 2.80-cm-high object is situated 13.1 cm in front...
What is the net force acting on an object moving at 100 mph due north? None...
The negative plate is grounded (0 volts) and the voltage between the plates is 20 volts....
A siren emits a frequency of 2,000 Hz. If an observer hears a frequency of 1,800...
A tire stops a car by use of friction. What modulus should we use to calculate...
The range of human hearing extends from approximately 20 Hz to 20,000 Hz. Find the wavelengths...
A box slides down an inclined plane with an acceleration that is precisely two-fifths what it...
A 9-month-old boy is pushing down on his Fisher-Price Popcorn Popping walker toy. The toy has...
The left face of a biconvex lens has a radius of curvature of 10.0 cm, and the right...
An electron moving with a speed of 7.40E+06 m./s. is shot parallel to an electric field...
A tennis player receives a shot with the ball (0.0600 kg) traveling horizontally at 50.0 m/s...
What are the magnitude and direction of the electric field whose force will balance the weight...
Three charges are situated on the x-axis. The charges are q1 = 7.00 ?? at x...
Two polaroid sheets are inserted between two other polaroid sheets which have their transmission directions crossed...
(9.1) A knight, on a chess board, moves two squares forward and one square to the...
A 350 kg box is pulled 6.40 m up a 30 degree inclined plane by an...
1) At what angle should a curve of radius 170 m be banked, so cars can...
an object is placed 1.7 m in frontof a 1.0 m focal length convex lens. the...
Water flows straight down from an open faucet. The cross-sectional area of the faucet is 2.3...
Two charges of Q coulombs each are a distance r apart. Which of the following changes...
A block of mass m is placed on top of a light vertical spring of force...
1. The potential energy stored in the compressed spring of a dart gun, with a spring...
A mass of 2.3 kilograms is placed on a horizontal frictionless surface against an uncompressed spring...
How much heat is required to melt 4.30 kg of ice with an initial temperature of...
The engine that powers a crane burns fuel at a flame temperature of 1970°C. It is...
The frequency of the microwave used in a microwave oven is 2450 MHz. What is the...
A wireless LAN channels used by Wi-Fi 802.11n in the US for the 2.4GHz ISM band...
QUESTION 3 A coil is made from N loops of wire. Which of the following is...
A fully discharged ideal capacitor is connected in series with a resistor and a battery. How...
3) A square wire with current in it, wrapped once, is placed in the x-y plane....
How hot would a source need to be to emit its maximum radiation in the FM...
A model-train transformer plugs into 110 V ac and draws 0.29 A while supplying 7.6 A...
Calculate the percentage pf in the Us from the following: Total annual production of electricity in...
A billiard ball moving at 5.30 m/s strikes a stationary ball of the same mass. After...
An object is placed at a distance of 10cm from a lens the resulting image had...
An object is 1.95 m to the left of a lens of focal length 0.92 m....
why does blow drying wet hair with setting on hot dry your hair faster than air-drying...
if a ball is shot horizontally with an initial speed of 10m/s. what is the acceleration...
Compact "ultracapacitors" with capacitance values up to several thousand farads are now commercially available. One application...
0.17 mol of argon gas is admitted to an evacuated 70 cm3 container at 20 ∘C....
3.How much tensile (pulling) force could be applied to an elephant tendon with a cross sectional...
On a frictionless, horizontal air table, puck A (with mass 0.250 kg) is moving toward puck...
A certain superconducting magnet in the form of a solenoid of length 0.36 m can generate...
A distance of 20 cm separates two particles having charges -8.0 μC and +20.0 μC. What...
When you hold a garden hose and use your finger to cover three-quarters of the area...
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