A beam of protons at an accelerator creates a current of 230 A If the beam is fo

Question

A beam of protons at an accelerator creates a current of 230 A If the beam is focused on a target, how many protons strike the target in 105 s 1. a. b· 1.367E+17 1.670E+ 17 1.545E+17 d. 1.509E+17 e. 1.320E+17 f. 1.201E+17 A sample of nichrome wire with cross-sectional radius 0.826 mm and resistivity 1.5 × 10-6 ·m is to be used in winding a heating coil. If the coil must carry current of 9.75 A when a voltage of 145 Volts is applied across its ends, find () the required resistance of the coil and the length of wire you must use to wind the coil. SV E08 17.13] 2. resistance 14.87 14.40 13.39 d. e, f. 12.11 15, 18 15.52 a. c. 3. length a. 21.25 m b 24.79 m c. 21.40 m d. 19.13 m e. 23.15 m f. 19.35 m YINN Suppose a 3.3 volts potential difference is placed across a resistor and the resulting current is 4.1 A. Then what is the resistance of the resistor? b· c. 0.9399 0.8049 0.6640 d. e. 0.6260 1.006 1.004

Explanation / Answer

Given:

I = 230 uA = 230 x 10^-6 A

t = 105s

We know,

q = It

Thus total charge generated = It = 230 x 10^-6 x 105 = 0.02415 C

Thus, no. of protons

= total charge/ charge per proton

= 0.02415/(1.602x10^-19)

= 1.509E+17 (option d)

Related Questions

Navigate

• Browse (All)
• Browse A
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.