A Particle (Q = 4

question 24

Multiple Choice

A particle (q = 4.0 mC, m = 50 g) has a velocity of 25 m/s in the positive x direction when it first enters a region where the electric field is uniform (60 N/C in the positive y direction) . What is the speed of the particle 5.0 s after it enters this region?

• A) 49 m/s
• B) 35 m/s
• C) 32 m/s
• D) 44 m/s
• E) 24 m/s

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Definitions:

Lead Arrangement

Refers to the specific configuration and placement of electrodes in electrocardiography for monitoring the electrical activity of the heart.

Electrodes

Conductive materials used to make electrical contact with a nonmetallic part of a circuit.

ECG

Electrocardiogram, a test that records the electrical activity of the heart to detect any abnormalities.

Lead Arrangement

In electrocardiography, lead arrangement refers to the setup of electrodes on the body to measure the heart's electrical activity from various angles.