A non-contact power feeding apparatus, comprising: - a plurality of power receiving coils that are configured to receive the electric power transmitted in a non-contacting manner from a power transmitting coil; - a switching unit that is configured to independently switch the connection of each of the plurality of power receiving coils; - a sensor connected to the plurality of power receiving coils and for detecting voltage induced in each of the plurality of power receiving coils; - an output unit (9, 10) that is configured to output electric power received from the power receiving coil to a load through the switching unit; and - a controller that is configured to control the switching unit, wherein: - the switching unit - is connected to the plurality of power receiving coils; - is a circuit for switching among a forward-directional connection in which terminals of the power receiving coil are connected in a forward direction when the determined polarity of the coil is positive, a backward-directional connection in which the terminals of the power receiving coil are connected in a backward direction when the determined polarity of the coil is negative, and a released state in which the terminals of the power receiving coil are released when the coil voltage detected is zero; - is a circuit for independently switching the polarity of each of the plurality of power receiving coils; and - is a circuit configured to selectively connect the plurality of power receiving coils; and - the controller is configured - to determine the polarity of each coil based on the voltage detected, and - to control the switching unit in accordance with the polarity determined, and - to control the switching unit so that the plurality of power receiving coils connected in the forward direction or connected in the backward direction are connected and a power receiving coil in the released state is not connected to the plurality of power receiving coils connected to each other. - a plurality of power receiving coils that are configured to receive the electric power transmitted in a non-contacting manner from a power transmitting coil; - a switching unit that is configured to independently switch the connection of each of the plurality of power receiving coils; - a sensor connected to the plurality of power receiving coils and for detecting voltage induced in each of the plurality of power receiving coils; - an output unit (9, 10) that is configured to output electric power received from the power receiving coil to a load through the switching unit; and - a controller that is configured to control the switching unit, - the switching unit - is connected to the plurality of power receiving coils; - is a circuit for switching among a forward-directional connection in which terminals of the power receiving coil are connected in a forward direction when the determined polarity of the coil is positive, a backward-directional connection in which the terminals of the power receiving coil are connected in a backward direction when the determined polarity of the coil is negative, and a released state in which the terminals of the power receiving coil are released when the coil voltage detected is zero; - is a circuit for independently switching the polarity of each of the plurality of power receiving coils; and - is a circuit configured to selectively connect the plurality of power receiving coils; and - is connected to the plurality of power receiving coils; - is a circuit for switching among a forward-directional connection in which terminals of the power receiving coil are connected in a forward direction when the determined polarity of the coil is positive, a backward-directional connection in which the terminals of the power receiving coil are connected in a backward direction when the determined polarity of the coil is negative, and a released state in which the terminals of the power receiving coil are released when the coil voltage detected is zero; - is a circuit for independently switching the polarity of each of the plurality of power receiving coils; and - is a circuit configured to selectively connect the plurality of power receiving coils; and - the controller is configured - to determine the polarity of each coil based on the voltage detected, and - to control the switching unit in accordance with the polarity determined, and - to control the switching unit so that the plurality of power receiving coils connected in the forward direction or connected in the backward direction are connected and a power receiving coil in the released state is not connected to the plurality of power receiving coils connected to each other. - to determine the polarity of each coil based on the voltage detected, and - to control the switching unit in accordance with the polarity determined, and - to control the switching unit so that the plurality of power receiving coils connected in the forward direction or connected in the backward direction are connected and a power receiving coil in the released state is not connected to the plurality of power receiving coils connected to each other.