2. What happens when two like poles are near? Two opposite poles? Can this happen at the same time? 3. How does a compass work with Earth's magnetic field? 4. Explain what would happen if a bar magnet was placed near a compass. 5. What is created by a wire with electricity running through? How would this affect a compass? 6. Draw an electromagnet. Label: battery, wire, and nail. Draw the magnetic field surrounding the E-mag. 7. What can be done to increase the effects of an electromagnet? 8. How does an electromagnet function? Compare and contrast the effects of a bar magnet to the effects of an electromagnet. Both Electromagnet 9.

Q: The mass of an ear ring is 950 mg. Express this mass in SI unit. (a) 9.50 x 10-6 kg (b) 9.50 x 10ª…

A: Given data: Mass of an ear ring (m) = 950 mg Required: Mass in SI unit

Q: dx Væ(2 – x) ||

A: Formula-                    ∫ dx1-x2 =  sin-1x+C

Q: Find the distance covered by mam Speed-4 m/s Time 5 s

A: Given data : Speed=S Time=t   Required : Distance=d

Q: Find the distance covered in 2 hr Speed of car=33 km/hr

A: Given: The time interval is 2 hr. The speed of the car is 33 km/hr.

Q: How can I convert 1 x 10-3 Pa s to m2/s? or vice versa?

A: Pascal second (Pa-s) cannot be converted into m²/s. But it can be converted into N-s/m².     Pascal…

Q: If a varies directly with m and indirectly to x, and a=18 when m=24 and x=8, find m when a=26 and…

A:

Q: Q(2) Consider the two vectors A= 31 - B =-i-4j, Calculate the angle between vectors A) 146" B) 47,7…

A:

Q: The slope equal to x2-x1/y2-y1 X2-X1 y2-Y1 O True O False

A:

Q: Says the answer for A is wrong

A: Formula Used:

Q: Could you please answer ii)

A: Height of the tank, Pressure at the bottom of the tank (from the previous answer),

Q: i) Resultant (F) of two components (F,=-9.82N) and (F,=-6.88N) will be Jyaxis a) 11.99N, 55° south…

A: Given , Fx= 9.82 N Fy= 6.88 N

Q: (a) Write each of the following vectors in component form: A y 3 m/s x 2) 250 5m x 60º 7 m B (ii)…

A: Step 1: Step 2:

Q: 2.07 is not correct is there another way to sort?

A:

Q: Convert 300m to km

A:

Q: 1- Three vectors, a = 6î +2ĵ – 4k , b = -3î +4j + 2k , č =6î +73+3k , Find the following: a) За b)…

A:

Q: 3 and 0 < 0 < 4 (4)If tan0 find the other five trigonometric of 0 = -

A:

Q: |.84 ] of to units ft 1b 02

A: The following data are given: The given value = 1.84 Jg-1K-1

Q: can you extend the answer until letter H?

A:

Q: "If both x and y components of a vector A are positive, then the range of angle will be"

A:

Q: Fig.(4) In figure (5), find the Leq. between points A & B, all L=1 H A relle Fig.(5)

A:

Q: A person travels 5 miles west and 4 miles southwest how far did they go

A: Distance is a scalar quantity that is defined as the how much ground an object has covered during…

Q: X SIAX

A:

Q: Part C Enter the expression -20 + 6D in the answer box using the notation just described. Express…

A:

Q: A van moves with an average speed of sav = 35 mi/hr. a) Express this speed in km/hr.  b)…

A: Average speed of a van = 35 mihr

Q: 1) If the speed of sound @ 20°C is 343 m/s, what is that equivalent to in miles per hour? CON vert

A: The speed of sound at 20oC = 343 msTo convert : The speed of sound at 20oC to miles per hour

Q: A horizontal power line carries a current of 3950 A from south to north. Earth's magnetic field…

A: GIVEN: Current in the horizontal power line is, i=3950 A Earth's magnetic field is, B*=86.8 μT…

Q: 'mres In the following problem all angles are measured counter-clockwise from the positive x-axis.…

A: Given Data : The magnitude of vector A is given as A = 11.5. The direction of vector A is given as…

Q: Vector a is 37m on x axis. Vector b 36 m @230 degree to x axis . Vector c 12 m @ 140 degree x axis.…

A: Given data The magnitude of vector A is A=37 m. The angle between vector A and x-axis is given as…

Q: Compute time required Speed=32 km/hr Distance-50 km

A: Write the given values with the suitable variables. v=32 km/hrd=50 km Here, v is the speed and d is…

Q: A fugitive escapes and ride on a taxi which traveled at a uniform speed of 50 Km/hr. Two hours later…

A:

Q: Count = 2200H Is (Pointer) = even number No Yes Sum = Sum + (pointer) Pointer = Pointer +1 Count =…

A:

Q: Find the Distance covered by train Speed-700 km/hr Time=5 hr

A: Speed of the train, v=700 km/hr Time, t=5 hr The unit of distance is a meter.

Q: What is this equation in physics

A: