It is repulsive if the currents are in opposite. The height from center of the cable to earth is 7mts then what is the distance between that two poles.
The pole strength depends on the nature of the magnets material.
Between two poles. A 2 pole motor is a type of motor with two magnetic poles or a pair of magnetic poles. The horizontal distance between two poles is 15m The class 10 maths CBSE. AB CD and distance of the point from poles ie.
The distance between the two poles when the cable is tangent to the ground is therefore 2x 5275. A motor that contain two poles or a single pair of magnetic poles north and south are said to be a 2-pole motor. Two hot wires are used in circuit wiring that connects to double-pole breakers.
Then force of attraction or repulsion between the two poles is directly proportional to the product of their pole strengths. D 2d and the strength of each pole is doubled which suggests M_1prime 2M_1 and. 2 pole motor is a type of motor that has two magnetic poles or a pair of magnetic pole.
A 2 pole motor shows a north-south configuration. To the outside world the couple appear to be ha. If the height of the second pole is 24m.
2 pole motor has high speed due to less number of poles. Therefore CL CD LD 24 h. Repulsion or attraction between two magnetic dipoles.
It also depends upon the state of magnetization and area of cross-section. A 2 pole motor is more efficient with high speed and more RPM. This is a great story of single-handed seamanship strategic and tactical planning.
CD AB In right angle triangle ABC tan C 𝑆𝑖𝑑𝑒 𝑜𝑝𝑝𝑜𝑠𝑖𝑡𝑒 𝑡𝑜 𝑎𝑛𝑔𝑙𝑒 𝐶𝑆𝑖𝑑𝑒 𝑎𝑑𝑗𝑎𝑐𝑒𝑛𝑡 𝑡𝑜. The distance is equal to nb of strides x scope m 3 x height m for fences over 115m. For example the force between two parallel wires carrying currents in the same direction is attractive.
Take 3 173 Let two poles be AB CD Given Length of the road 20m So BC 20 m Also ACB 30 DBC 60 We need to find difference between heights of the poles ie. 2 pole motor has less workout when compared to a 4 pole motor. I couldnt stop reading it.
One cable with length 16mts is hanging between that two poles. Phil Clark School of Oriental and African Studies University of London. The horizontal distance between two poles is 15m.
Because the two parts of the breaker are connected by a single breaker bar or toggle the other half of the breaker trips at the same moment. Answer 1 of 5. It shows a north-south configuration.
Motors with more than 12 poles are available but they are not in common use. When a 100-kg bird lands on the telephone wire midway between the poles the wire sags 0200 m. We know that the force between two magnetic poles of strength M_1 and M_2 at a distance d can be calculated as.
From a point between them on the road the angles of elevation of the top of the poles are 60 and 30 respectively. The distance between two telephone poles is 500 m. The force between the two poles acts along the straight line joining the two poles.
The force of interaction between two stationary magnetic poles is inversely proportional to the square of the distance between the two poles. Thumb_up Like 0 visibility Views 74K edit Answer. CAL 30 and BD 15 m.
Veronika the heroine of our story is married to Viktor Arzaus an investigator at the Prosecutors Office. A story of how to transform plans in real life actions of sailing the atlantic ocean single-handedly and the awesome experience of voluntarily staying in Antarctica for the winter. For ground poles count 28m-3m.
11 We can generalize this example and ﬁnd a general method for calculating the distance between two equal poles given the poles height z and the cable length 2y when the cable barely touches the ground See Figure 2. Remember these 3 things to find the correct distance between your poles. The distance is equal to nb of strides 1 x scope for ground poles or fences under 115m.
Find the difference between the heights of two poles. At 60 Hz a 2-pole motor has 3600 rpm. A third wire is used as a ground.
Number of stator windings can give any reasonable number of poles ranging from 2 to 12. The horizontal distance between two poles are 15mThe angle of depression of the top of the first pole from the top of the second pole is 30ºIf the height of the second tower is 24m find the height of the first tower. F m 1 m 2.
Rotor of the 2 pole motor completes one cycle for every cycle of the source. There are two poles of equal height 15mts. Find the height of the poles and the distances of the point from the poles.
If two magnetic poles of strengths are kept at a distance r apart from each other. But it delivers low. Often stator windings are the north and south poles.
Let two poles be AB CD So Length of pole AB CD Also Length of the road 80m So BC 80m Lets point P be a point on the road between poles We need to find height of poles ie. As before we can write. Rightarrow F dfracmu _0M_1M_24pi d2 Now weve been stated that the distance between the two poles is doubled ie.
Like poles repel each other and the unlike poles attract each other. BP CP Since poles are perpendicular to ground ABP 90 DCP. Height of pole AB.
If the height of the second pole is 2 4 m find the height of the first pole. The angle of depression of the top of the first pole as seen from the top of the second pole is 3 0 0. Double-pole breakers connect two poles for a total voltage of 240 volts.
Find the height of the poles and the distances of the point from the poles. The angle of depression of the top of the first pole as seen from the top of the second pole is 300. AL BD 15 m and AB LD h.
Let the height of pole AB be h m. Court between Two Poles. Actually the difference between 2 pole and 4 pole AC alternators is the speed at which they operate in Europe we typically use 50Hz per second or cycles and North America 60Hz as the frequency a two pole alternator has to operate at a.
The force between two wires each of which carries a current can be understood from the interaction of one of the currents with the magnetic field produced by the other current. Two poles of equal heights are standing opposite each other on either side of the road which is 80 m wide. It is given that angle of depression of the top of the pole AB as seen from the top of the pole CD is 30 and horizontal distance between the two poles is 15 m.
The horizontal distance between two poles is 1 5 m.