A wire loop enclosing a semi-circle of radius Ris located on the boundary of a uniform magnetic field of induction B. At timc t = 0, the loop is set into rotation with angular velocity angular `omega` about its axis 0, coinciding with a line vector B on the boundary as shown in the figure. The emf induced in the loop is
 

A wire loop enclosing as semicircle of radius R is located on the boudary of uniform magnetic field B . At the moment t=0 , the loop is set into rotation with a costant angular acceleration alpha about an axis O coinciding with a line of vector B on the boundary. Find the emf induced in the loop as a function of time. Draw the approximate plot of this function.The arrow in the figure shows the emf direction taken to be positive.

A wire loop enclosing as semicircle of radius R is located on the boudary of uniform magnetic field B . At the moment t=0 , the loop is set into rotation with a costant angular acceleration alpha about an axis O coinciding with a line of vector B on the boundary. Find the emf induced in the loop as a function of time. Draw the approximate plot of this function.The arrow in the figure shows the emf direction taken to be positive.

A wire loop enclosing a semi-circle of radius a=2cm is located on the boundary of a uniform magnetic field of induction B=1T (figure).At the moment t=0 the loop is set into rotation with a constant angular acceleration beta=2 rad//sec^(2) about an axis O coinciding with a line of vector B on the boundary.The emf induced in the loop as a function of time t is [x xx10^(-4)(-1)^(n)xxt]V , where n=1,2,... is the number of the half-revolution taht the loop performs at the given moment t .Find the value of x .(The arrow in the figure shows the emf direction taken to be positive, at t=0 loop was completely outside)

A wire loop enclosing a semi-circle of radius a=2cm is located on the boundary of a uniform magnetic field of induction B=1T (figure).At the moment t=0 the loop is set into rotation with a constant angular acceleration beta=2 rad//sec^(2) about an axis O coinciding with a line of vector B on the boundary.The emf induced in the loop as a function of time t is [x xx10^(-4)(-1)^(n)xxt]V , where n=1,2,... is the number of the half-revolution taht the loop performs at the given moment t .Find the value of x .(The arrow in the figure shows the emf direction taken to be positive, at t=0 loop was completely outside)

A wire loop enclosing a semicircle of radius R islocated on the boundary of a uniform magnetic field B . At the moment t = 0 , the loop is set into rotation with constant angular acceleration alpha about an axis O . The clockwise emf direction is taken to be positive. The variation of emf as function of time is

A wire loop enclosing a semicircle of radius R islocated on the boundary of a uniform magnetic field B . At the moment t = 0 , the loop is set into rotation with constant angular acceleration alpha about an axis O . The clockwise emf direction is taken to be positive. The variation of emf as a function of time is

A wire loop enclosing a semicircle of radius R islocated on the boundary of a uniform magnetic field B . At the moment t = 0 , the loop is set into rotation with constant angular acceleration alpha about an axis O . The clockwise emf direction is taken to be positive. The variation of emf as a function of time is

A wire loop enclosing a semicircle of radius R islocated on the boundary of a uniform magnetic field B . At the moment t = 0 , the loop is set into rotation with constant angular acceleration alpha about an axis O . The clockwise emf direction is taken to be positive. The variation of emf as function of time is

A semicircular loop of radius R is rotated with an angular velocity omega perpendicular to the plane of a magnetic field B as shown in the figure. Emf Induced in the loop is

A circular loop is kept perpendicular to a uniform magnetic field. Loop is rotated about its diameter with constant angular velocity.