When reading a digital device, which of the following would be an appropriate decimal place to define the experimental error?

Q: A flower vase fell from a four storey building which is about 25 feet. How long does it take for it ...

A: First option is correct.

Q: James wants to store 2.50 J of electric potential energy in a volume of 1.00 m3 in a vacuum. To fulf...

A:

Q: A proton moves in a circular path of the same radius as a cosmic ray electron moving at 6.5 × 106 m/...

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for y...

Q: Calculate the velocity of an object in meters per second if it has moved 10 ft. in 2 seconds. * 1.52...

A:

Q: Two capacitors in series, C1= 9.0 uF and C2= 5.0 uF, are connected to a 12.0 V battery. What is the ...

A:

Q: A bag of wheat weight 250 7o what heigt 'should it te /aiged so that Poterdial energi SO 96 00 J 7ok...

A: mass of bag of wheat (m) = 250 kg potential energy (U) = 9600 J g = 9.8 ms2  

Q: A small rock is thrown vertically upward with a speed of 22 m/s from the edge of the roof of a 30-m-...

A:

Q: Two capacitors of 2.0 and 4.0 mF are connected in parallel. This group is connected in series with a...

A:

Q: A spherical conductor has a radius of 8 mm and a charge of 20μC. Calculate the electric field at r =...

A: radius of spherical conductor = 8 mm charge = 20 μCto find : electric field at r = 6 mm   

Q: Two capacitors in series, C1= 9.0 uF and C2= 5.0 uF, are connected to a 12.0 V battery. What is the ...

A:

Q: A car is traveling at 51.0 km/h on a flat highway. (a) If the coefficient of friction between road a...

A:

Q: Which has the greatest inertia? O 2.7 kg of iron fillings O 2 kg of gravel O 3 kg of cotton candy O ...

A:

Q: Under normal conditions a tennis ball has a diameter of 6.6 cm, but when a 90 kg professor stands ba...

A:

Q: potential difference Vab is positive. Which of the following is true? The potential at a is bigger t...

A: Given  Vab = positive   

Q: How much energy is stored in a 5uF capacitor if it has a potential difference of 2V? O 10 uF O 10 uJ...

A: Given, Capacitance of capacitor (C)=5µF Potential difference across (V)=2V We want to find energy st...

Q: given 2 identical capacitors how can you achieve the smallest equivalent capacitance for the combina...

A: Given that:- Two identical capacitors is available for combination.

Q: 2i+j+3k represents a vector. a)Determine the magnitudes of the x, y, and z components, b) R's magnit...

A:

Q: A spherical conductor has a radius of 8 mm and a charge of 20µC. Calculate the electric potential at...

A: Potential inside the conducting sphere is given by V = KQ/R Where R is radius of sphere

Q: Hank speedometer reads 60 miles per hour , but during a road test he finds that he was actually driv...

A:

Q: Suppose you want to store 2.50 J of electric potential energy in a volume of 1.00 m in a vacuum. Wha...

A:

Q: A magnified upright image located behind the lens is produced at 40 cm from an object  by a convex l...

A:

Q: A golf ball leaves the club 25 m/s at an angle of 25° above the horizontal. How long does it take to...

A: Time of flight of a projectile is given by :- T = time of ascending motion + Time of descending moti...

Q: An electric field of intensity 3.50 kN/C is applied along the x-axis. Calculate the electric flux th...

A:

Q: particle moves with an acceleration a = -6v, where a is in ft/sec^2 and v in ft/sec. When t = 0 sec,...

A:

Q: A parallel-plate capacitor is being charged by a battery. After being fully charged, the capacitor i...

A: parallel-plate capacitor is being charged by a battery.

Q: Two capacitors in series, C1= 9.0 uF and C2= 5.0 uF, are connected to a 12.0 V battery. What is the ...

A:

Q: A point charge q1 = 4nC is placed at the origin, a second point charge q2 =-3nC is placed on the x-a...

A: Given data: The charges are, q1=4 nCq2=-3 nCq3=2 nC The position of charges with respect to x axis i...

Q: How much energy is stored in a 5uF capacitor if it has a potential difference of 2V? 10 uJ 10 uc 10 ...

A:

Q: If you know the wavefunction, how do you calculate the average position

A:

Q: A 5.80 µF , parallel-plate, air capacitor has a plate separation of 5.00 mm and is charged to a pote...

A:

Q: An object has 50 extra electrons. what is the charge on that object?

A: number of excess electrons on an object (N) = 50charge on each electron (q) = -1.6×10-19 C   

Q: A spherical conductor has a radius of 8 mm and a charge of 20μC. Calculate the electric potential at...

A:

Q: How much energy is stored in a 5uF capacitor if it has a potential difference of 2V? 10 uV 10 uc 10 ...

A: Given Data:- Capacitance of the capacitor is C=5μF Potential difference is V=2V Required:- We need t...

Q: 2. PARALLEL-PLATE CAPACITORS. The plates of a parallel-plate capacitor in vacuum are 5.00 mm (5.00 x...

A: Given: The seperation between plates is 5x10-3 m. The area of the plate is 2 m2. The potential diffe...

Q: A 1020 kg car is pulling a 285 kg trailer. Together, the car and trailer have an acceleration of 2.0...

A: According to Newton's second law F = ma 

Q: 3. You are the design engineer in charge of the crashworthiness of new automobile models. Cars are t...

A: Given Let us assume right as positive direction  Initial velocity u =-  45 km/h = -45 × 1000/3600 = ...

Q: It is the amount of energy per unit volume between the plates O Charge density O Energy density O Di...

A:

Q: square coil of wire containing a single turn is placed in a uniform 0.24-T magnetic field, as the dr...

A: Magnetic Force on a Wire: The magnetic force is a vector quantity, it is denoted as the cross multip...

Q: Problem 1: A spherical conductor is known to have a radius and a total charge of 10 cm and 20uC. If ...

A: We need to find the potential energy at B.

Q: A battery is connected to a group of capacitors connected in series. Which of the following must be ...

A:

Q: Express your answer in newtons. Two forces, F, and F2, act at a point. The magnitude of F, is 8.50 N...

A:

Q: Suppose you want to store 2.50 J of electric potential energy in a volume of 1.00 m3 in a vacuum. Wh...

A:

Q: When two charges are brought close together, the electric potential energy of the pair of charges is...

A:

Q: Two blocks each of mass m = 3.90 kg are fastened to the top of an elevator as in the figure below. (...

A:

Q: Problem 1: A spherical conductor is known to have a radius and a total charge of 10 cm and 20uC. If ...

A: Electric potential due a spherical shell outside the shell V= KQ/r   Electric potential inside the i...

Q: Two capacitors in series, C1= 9.0 uF and C2= 5.0 uF, are connected to a 12.0 V battery. What is the ...

A:

Q: A 2.0 kg mass at the end of a string is moving in a circular path of radius 0.75 m on a horizontal f...

A: Apply the conservation of the angular momentum equation. Here, vi is the initial velocity, ri is th...

Q: Consider a large truck carrying a heavy load, such as steel beams. A significant hazard for the driv...

A: Determine the normal force on the load.

Q: What type of connection would a 5 uF capacitor have a larger amount of stored energy than a 10 uF ca...

A: If the capacitor are identical, we will store the same energy if we put them in series or parallel c...

Q: The period of a clock pendulum T is given by the equation T = 2π √ L g where the constant L is the l...

A: In this question we have to answer various questions related to the pendulum. Please give positive f...

Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.