A. They carry energy as they travel through space B. They travel with the speed of light C. They are…
A. 28.6ºC B. 30.0 ºC C. 35.0 ºC D. 40.5 ºC Correct Answer: Option C = 35.0 ºC
A. 340 ms−1 B. 380 m s−1 C. 400 m s −1 D. 680 m s−1 Correct Answer: Option A…
A. longitudinal B. transverse C. mechanical D. a sound wave Correct Answer: Option B - transverse Explanation In physics, a…
A. 15 hours B. 30 hours C. 45 hours D. 60 hours Correct Answer: Option C - 45 hours
A. high velocity electrons are abruptly stopped in metals B. energy changes occur within the nuclei of atoms C. energy…
I. Alpha Il. Gamma IIl. Beta A. I < III < II B. II < I < III C. II…
A. the semiconductor is heated up B. a donor element is added C. an acceptor element is added D. the…
A. 120Ω B. 240Ω C. 540Ω D. 960Ω Correct Answer: Option D = 960Ω
A. person touching the appliance is safe from electric shock B. appliances are maintained at a higher p.d. than the…