The Figure Shows a Velocity Selector That Can Be Used

question 21

Multiple Choice

The figure shows a velocity selector that can be used to measure the speed of a charged particle.A beam of particles is directed along the axis of the instrument.A parallel plate capacitor sets up an electric field E,which is oriented perpendicular to a uniform magnetic field B.If the plates are separated by 2.0 mm and the value of the magnetic field is 0.60 T,what voltage between the plates will allow particles of speed 5.0 × 10⁵ m/s to pass straight through without deflection?

• A)600 V
• B)1900 V
• C)3800 V
• D)190 V
• E)94 V

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Definitions:

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A defensive strategy used by corporations to deter hostile takeovers by issuing new shares to existing shareholders, making a takeover more expensive.

Hostile Takeover

An acquisition attempt by a company or investor to obtain control of another company against the wishes of the target company's management and board of directors.

Takeover Bid

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Consolidation

The process of combining two or more companies into a single entity to enhance competitive strength and efficiency.