Assertion (A): In a radioactive disintegration, an electron is emitted by the nucleus.
Reason (R... VIDEO
Assertion (A): In a radioactive disintegration, an electron is emitted by the nucleus.
Reason (R): Electrons are always present inside the nucleus.
(A) Both A and R are true and R is the correct explanation of A.br(B) Both A and R are true, but R is not the correct explanation of A.
(C) A is true, but R is false.
(D) A is false, but R is true.
(E) Both A and R are false.
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live
Other Videos By PW Solutions 2022-11-16 Column I gives the bodies which are released one by one from the top of an inclined plane. Assum... 2022-11-16 A uniform \( \operatorname{rod} A B \) hinged about a fixed point \( P \) is initially vertical.... 2022-11-16 A particle \( P \) moves with constant speed on a circle in anticlockwise direction as shown in ... 2022-11-16 A solid sphere, a thin-walled hollow sphere, a solid cylinder, a thin-walled hollow cylinder and... 2022-11-16 A solid cylinder (radius \( =0.150 \mathrm{~m} \), height \( =0.120 \mathrm{~m} \) ) has a mass ... 2022-11-16 A uniform solid cylinder of mass \( 2 \mathrm{~kg} \) and radius \( 0.2 \mathrm{~m} \) is releas... 2022-11-16 Show that the points \( (a, b, c),(b, c, a) \) and \( (c, a, b) \) are the vertices of an equila... 2022-11-16 A rod \( A B \) of mass \( M \) and length \( 8 l \) lies on
a smooth horizontal surface. A part... 2022-11-16 If \( p \) is a prime number, shew that the coefficients of the terms of \( (1+x)^{p-1} \) are a... 2022-11-16 रसायन-संश्लेषी क्या है ? समझाइये।" 2022-11-16 Assertion (A): In a radioactive disintegration, an electron is emitted by the nucleus.
Reason (R... 2022-11-16 A uniform \( \operatorname{rod} A B \) hinged about a fixed point \( P \) is initially vertical.... 2022-11-16 In genetic engineering a DNA segment (gene) of interest is transferred to the host cell through ... 2022-11-16 Figure shows a uniform smooth solid cylinder \( A \) of radius \( 4 \mathrm{~m} \) rolling witho... 2022-11-16 Let \( A=\{1,2,3\} \) and \( R=\left\{(a, b):\left|a^{2}-b^{2}\right| \leq 5, a, b \in A\right\}... 2022-11-16 अभिक्रिया की अर्द्ध-आयु क्या होती है? एक प्रथम कोटि अभिक्रिया के लिये अर्द्ध-आयु तथा वेग स्थिरां... 2022-11-16 Four identical rods of mass \( M=6 \mathrm{~kg} \) each are welded at their ends to form a squar... 2022-11-16 A solid sphere of mass \( M \) and radius \( R \) is initially at rest. Solid sphere is graduall... 2022-11-16 A uniform disc of mass \( 1 \mathrm{~kg} \) and radius \( 20 \mathrm{~cm} \) is rolling purely o... 2022-11-16 Figure shows a uniform smooth solid cylinder \( A \) of radius \( 4 \mathrm{~m} \) rolling witho... 2022-11-16 कृषि में जैव प्रौद्योगिकी के उपयोग का वर्णन कीजिये।