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Field Theory
what would you do if you are caught on a thunderstorm
Field Theory
Given three vector A=24i+33j, b=55 -12j and c=2i+43j
a) find magnitude of each vector
b) write an expression and direction of the vector difference A-B
d)in a vector diagram show A+B and A-B and also show the diagram agrees
Field Theory
8.4 cm in SI units
Field Theory
A sphere with radius R is uniformly charged with a total charge of Q. The magnitude of the electric field at a distance R/2 from the sphere's centre is:
Field Theory
kindly explain the answer.
Block A on the left has mass 1.00kg. Block B on the right has mass 3.00kg.The blocks are forced together, compressing the spring.Then the system is released from rest on a level,frictionless surface. After the blocks are released, the kinetic energy (KE) of block A is?
Block A on the left has mass 1.00kg. Block B on the right has mass 3.00kg.The blocks are forced together, compressing the spring.Then the system is released from rest on a level,frictionless surface. After the blocks are released, the kinetic energy (KE) of block A is?
Field Theory
a proton (charge +e = ) moves in a straight line from point a to point b
inside a linear accelerator , a total distance d= 0.50m. the electric field is uniform along the line with
magnitude E = . In the direction from a to b determine
i. the force on the proton?
ii. the work done on it by the field?
iii. the potential difference ?
inside a linear accelerator , a total distance d= 0.50m. the electric field is uniform along the line with
magnitude E = . In the direction from a to b determine
i. the force on the proton?
ii. the work done on it by the field?
iii. the potential difference ?
Field Theory
The potential difference between two points separated by 50cm in the field of source charge 500 microC is 400V. The electric field intensity of the charge is?
A- 20000 N/V
B- 400V/m
C- 800V/m
D- 2000 N/V
A- 20000 N/V
B- 400V/m
C- 800V/m
D- 2000 N/V
Field Theory
a proton (charge +e = ) moves in a straight line from point a to point b inside a linear accelerator , a total distance d= 0.50m. the electric field is uniform along the line with
magnitude E = i.
. In the direction from a to b determine the force on the proton?
the work done on it by the field?
ii.
iii. thepotentialdifference ?
magnitude E = i.
. In the direction from a to b determine the force on the proton?
the work done on it by the field?
ii.
iii. thepotentialdifference ?
Field Theory
A cargo was dropped down an helicopter, which hovered at an height of h=125m .When will the cargo reach the land? g=10ms-².Air resistance must be ignored.
Field Theory
Electrons are accelerated by a potential difference of 100v and 400v.
Calculate the wavelength associated with the electrons in each case
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#340153 on Dec 2023
#340153 on Dec 2023