in front of his palm
behind his palm
beside his palm
into his palm
Correct answer is D
No explanation has been provided for this answer.
i, ii, and iii
ii and iii only
i and iii only
i and ii only
Correct answer is B
No explanation has been provided for this answer.
What is the least possible error in using a rule graduated in centimeters?
0.1cm
0.5cm
1.0cm
2.0cm
Correct answer is A
No explanation has been provided for this answer.
The kinetic theory of photoelectron liberated from a metallic surface depends on the
intensity of the incident radiation
time duration of the incident radiation
temperature of the incident radiation
frequency of the incident radiation
Correct answer is D
No explanation has been provided for this answer.
\(^{222}_{82}Z\)
\(^{222}_{88}Z\)
\(^{226}_{86}Z\)
\(^{226}_{80}Z\)
Correct answer is B
\(^{226}_{88}X\) \(\to\) \((^{0}_{-1}e)\) + \(^{4}_{2}\alpha\) + \(^{b}_{a}X\)
a + 2 + (-2) = 88 a \(\Rightarrow\) a = 88
b + 4 + 0 = 266 b \(\Rightarrow\) b = 222