A mouse of mass 200 g falls 100 m down a vertical mine shaft and lands at the bottom with a speed of 8.0 m/s. During its fall, how much work is done on the mouse by air resistance?

Q: 146.88 What is The answer in 2 significant figures?

A: The value 146.88 can be written as,

Q: 2. The figure shows a pin-supported member, ABD, in static equilibrium. The mass of the member is…

A: The objective of this question is to calculate the support reactions at points B and D, and to…

Q: The questions below

A: Given, Measured critical angle is 43° Now formula for calculating critical angle = sin-1(1/n), where…

Q: How do I convert

A: 5.1 kg = 5.1 * 1000 g             = 5100 g  [(5100 g + 730 g ) *180 m^2 ] / 12 m  = 5830 g * 15 m  =…

Q: Skier leaves the ramp at an angle of 25° at A and hits the slope at B. Find the skier's initial…

A:

Q: 10. A cyclist travels at a speed of 20 km/hour. How far will he travels in 5 hours?

A: Given data:  Speed of cyclist (v) = 20 km/hour Time (t) = 5 hours

Q: find lagrnJEs equation b.

A: Given,  Lq.,q,t= q.4-q2q= q.4-qLagrangian equation  is given as d dt∂L∂q.-∂L∂q=0+1=1

Q: how did it become 6.92?

A: Given that, the resistance of the resistors are R4=1kΩ=1000ΩR5=2kΩ=2000Ω the voltage drop across R4…

Q: Consider two concentric conducting shells of radii R1 and R2 respectively. We will fill the gap…

A: Given:Radius of inner circle, R1 radius of the outer circle, R2 resistivity of the dielectric,…

Q: in terms ot Snell's law equal tan (0-$) tan (et$ ) what is it () in terms of (e and )?

A:

Q: None

A:

Q: 2,3,1

A:

Q: 3,1,2

A: 3) Given that the kinetic energy of the is 75000 J and mass is 330 Kg  The formula used to calculate…

Q: my quiz shows the answer as 10?

A:

Q: Find the resistance between the points a and b for the network shown in the figure, if R1 = R2 = R3…

A: Given:-  R1=R2=R3=2ΩR4=R5=3 Ω Find:-  The resistance between the point a and b

Q: How we get 0,46?

A: It is given that,                         The mass of the block, m=2500 grams=2.5 kg.…

Q: In the higure. the long straight wire carries a current of 30 A and the rectangular loop carries a…

A: Scenario - A loop and a wire are placed in Y-Z plane such that loop is a little far from the wire.…

Q: o its just the same answer youre just adding a degree sign

A: Yes , according to laws of reflection angle of incidence is equal to angle of reflection.

Q: Shouldn't r be squared

A:

Q: The figure shows vertical parallel plates of length L=5 cm separated by 4 cm. Electrons (mass me =…

A: Given : Length of the parallel plates L=5 cm distance between plates d=4 cm=0.04 m distance from…

Q: 5. A fan turns off when rotating at 850 rpm and makes 1,350 revs until it comes to a complete stop.…

A: The equation of motion is given by ω2=ω02+2αΔθ Here, ω is the final angular speed, ω0 is the initial…

Q: 7. IS this scenario possible?

A: In this question it is asked that if acceleration vector is not constant then magnitude of…

Q: A non-zero resultant force will always produce what?

A: Introduction: In everyday life Newton’s laws of motion plays a crucial role. Newton’s three laws of…

Q: not understanding the calculation

A:

Q: Thank you,

A:

Q: Ques tion No.03 Evaluate the sunface integnl I=faids. uhere a = xi and s Hemis phere fiqure is…

A: The surface is given byx2+y2+z2=a2a normal vector to this surface, can be evaluated by taking its…

Q: e ww R w R FR R R R su b 3R find Reg=?

A: Visualize the Problem:

Q: 1. What is the x component of A'? 2. What is the y component of A'? 3. What is the y component of B?

A: As per our guidelines, we are supposed to answer only first three subparts in case of multiple…

Q: Each morning, George goes for a walk. He begins walking slowly at a constant speed away from his…

A: Phases of the George’s walk: 1. Walks slowly at constant speed away from his house. 2. Then he slows…

Q: A cannonball is launched diagonally with an initial horizontal velocity of 38.0m/s. Label the…

A: (1) Given: The initial horizontal velocity is 38.0 m/s. The angle of launch is 23.0°.

Q: Convert 15 km/min to mile/hr. a. 250 b. 559 c. 0.765 d. 1734

A: 1 km = 0.6214 miles 1 min = 0.0166 hour