In general, slow reactions
a. are exothermic.
b. are endothermic.
c. have low activation energies.
d. have high activation energies.
d
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A light bulb is connected to a battery as shown in Figure A below. When a second bulb is connected as shown in Figure B, what happens to the brightness of the original bulb?
Consider the circuit below. Switch S is closed at t = 0
What is the voltage across the capacitor
C long after the switch is closed?
A 10-turn square coil of area 0.036 m2 and a 6-turn circular coil are both placed at an angle of 25° to the same changing magnetic field. The voltage induced in each of the coils is the same. What is the area of the circular coil?
a. 0.072 m2 c. 0.072 m2 b. 0.060 m2 d. 0.60 m2
Answer the following statement(s) true (T) or false (F)
If a complex number is equal to its own complex conjugate, then the complex number is real