You get in an elevator, and step onto a weighing scale. You also recall that your normal weight is 625N. A. If the elevator has an acceleration of magnitude 2.50m/s?, what does the scale read as you go UP inside the elevator? b. What does the scale read if as you go DOWN with an acceleration of 3.33m/s??

Q: The batteries shown in the circuit in the following figure have negligibly small internal resistance...

A:

Q: Two long, straight wires carry vertically upward parallel currents h= 1000 A, and l2= 4000 A. The wi...

A:

Q: A 0.500-kq mass is suspended from a string, forming a pendulum. The period of this pendulum is 4.29 ...

A:

Q: A charge of -3 pC is located 5m from a charge of +2 pC. What is the electric force experienced by th...

A: Given information: The value of the charges: q1=-3 pC = 3×10-12 Cq2=+2 pC =+2×10-12 C The distance b...

Q: Density-D1300 kg/m3 Volume3D0.025 m3 Find mass

A: Given data : Volume=V Density=D   To find : Mass 

Q: ou like to listen to music at a sound intensity of 3.3×10−53.3×10−5 W/m2. What is the intensity leve...

A: Given: The intesity of the sound is 3.3x10-5 W/m2. The intensity of the threshold hearing is 1x10-12...

Q: How much energy is present across the plates of capacitor #1 (C1)? Select one: a.103.68 micro Joul...

A:

Q: 3. A crate on a motorized cart starts from rest and moves with a constant eastward acceleration of a...

A:

Q: 13. To ensure an adequate factor of safety in the design of a shaft with standard keyway, the key wi...

A: Option (B) is correct answer.

Q: 4. From your results, what happens to the magnification M as the object gets closer and closer to F?

A: # Asked for 4th one only   Ques 4: From your results , what happens to magnification M as the object...

Q: A 0.150-kg glider is moving to the right on a frictionless, horizontal air track with a speed of 0.8...

A:

Q: An object is moving back and forth along the x – axis, starting time t = 0. Its position after t sec...

A: Velocity is the first derivative of distance and acceleration is the second derivative of accelerati...

Q: A rugby player attempts a kick after scoring a try. The ball was kicked at an angle of 60° with an i...

A:

Q: An inductor of L = 8.55 H with negligible resistance is placed in series with a 8 = 12.5 V battery, ...

A:

Q: While flying past a space station at 0.500c, and at precisely 6.00 seconds before arriving at the st...

A:

Q: Buoyancy 6. A 950-kg cylindrical can buoy floats vertically in salt water. The diameter of the buoy ...

A:

Q: A father pulls a child on a sled across the snow, as shown in Figure 2.28a.  The child and sled have...

A:

Q: Figure below shows a two-member truss supporting a block of weight W. The cross-sectional areas of t...

A: Given that:- Cross sectional area of AB=800mm^2

Q: The batteries shown in the circuit in the following figure have negligibly small internal resistance...

A: The circuit diagram is given below.  

Q: Two skaters collide and grab on to each other on frictionless ice. One of them, of mass 70.0 kg, is ...

A: As the skaters collide and grab on to each other and move as one, this collision is a completely ine...

Q: Question 7 Water waves have a frequency of 14 Hz and a wavelength of 5 meters. What is the period of...

A:

Q: The acceleration due to gravity on Mars in terms of earths gravity is 0.38g. If the Mars Curiosity R...

A:

Q: Given data: work done%-D500 J Force%3D25 N Find displacement

A: Given in question: Work(W) = 500 J                                   Force(F) = 25 N To find: Displa...

Q: Find the normal force for a 400 kg resting on a horizontal surface if a massless rope with a tension...

A:

Q: Fluid flow 7. Incompressible oil of density 850 kg/cubic m is pumped through a cylindrical pipe at a...

A:

Q: Find resultant of the set of displacements. 51 km due east, 52km due north and 38 km due eas

A:

Q: 11. A solid rubber ball has a radius of 32 cm and a mass of 0.85 kg with the axis of rotation throug...

A: 11) radius of solid rubber ball (r) = 32 cm = 0.32 m mass of solid rubber ball (m) = 0.85 kg   

Q: planes nave the same mechanical advantage? Write your answer here: 50 cm 50 cm 5cm 3m 40 cm 4m 4m 30...

A: Op

Q: Determine the total charge of the entire circuit.

A: The charge stored in a capacitor connected to a voltage source is given by Q = CV, where C = the cap...

Q: car drives south at 20 mi/hr. Another car, starting from the same point at the same time and traveli...

A:

Q: A charge feels a 2.89 x 10-7 N force when it moves 288 m/s perpendicular (90°) to a magnetic field o...

A: Given data:  Charge (q) = 2.89×10-7 N Velocity (v) = 288 m/s Angle (θ) = 90° Magnetic field (B) = 2....

Q: Verify that the function satisfies the three hypotheses of Rolle's Theorem on the given interval. Th...

A:

Q: SOLVE KIR 42 12=0.97A 9. a 1052 1さん 102 18

A:

Q: What is the wave velocity of waves with frequency 10 Hz and wavelength 4 meters?

A:

Q: Give examples, applications, or situations in our day to day lives wherein we can see Newton's Laws ...

A: Give examples, applications, or situations in our day to day lives wherein we can see Newton's Laws ...

Q: A block having mass m and a plank of equal mass are connected by a string passing through a light pu...

A: Given data: The mass of block and plank is m. The mass falling on plank is m. The speed of falling ...

Q: A heart defibrillator being used on a patient has an RC time constant of 17.0 ms due to the resistan...

A: Given: The time constant of the RC circuit is 17 ms. The capacitance of the circuit is 7.40 µF. The ...

Q: The displacement vectors à and B shown in the Figure below both have magnitudes of 3 m. The directio...

A:

Q: Compute the equivalent resistance of the network in the given figure, and find the current in each r...

A:

Q: The average skydiver, with parachute unopened, weighs 80 kg. Depending on the orientation of the sky...

A:

Q: A rectangular loop of wire with dimension 2.5 cm by 12.0 cm and resistance R=1.2 N is being pulled t...

A:

Q: Refer to the given circuit. C1 = 5 µF C3 = 8 µF C2 = 4 µF C4 = 6 µF Cs = 4 µF DURACELL VT = 12 V Com...

A:

Q: Compute the equivalent resistance of the network in the given figure, and find the current in each r...

A:

Q: what average braking force is necessary to stop a 2,500 kg car travelling with an initial velocity o...

A:

Q: A motor boat moves at a steady speed of 3 m/s. Water - resistance acting on it is 2000 N. Calculate ...

A: Given data :          Force  =  F      Speed of the  boat  =  v      To find :          Power   

Q: Refer to the table Position of the Car at Various Times Position t(s) x(m) A 30 В 10 52 C 20 38 D 30...

A:

Q: What will be the charge of a particle if attracted to 12 µC charge, experienced 28 mN and is 23 cm a...

A:

Q: Christv has a grandfather clock with a pendulum that is 3.210 m long. a) If the pendulum is modeled ...

A: Length (L) of pendulum in a clock = 3.210 m   

Q: Density is mass divided by volume (p=m/v), and water was used as the basis for establishing the metr...

A: Given:

Q: How much force acts on a tossed coin when it is halfway to its maximum height? How much force acts o...

A: concept and Explanation -                                                  The net force acting on a...