Description : Statement -I: If `alpha gt beta gt 1`, then `(alpha^(sqrt(log_(alpha)beta)))/(beta^(sqrt(log_(beta)alpha)))` is greater than 1. Statement-2 : `log_(c)
Last Answer : Statement -I: If `alpha gt beta gt 1`, then `(alpha^(sqrt(log_(alpha)beta)))/(beta^(sqrt(log_( ... . D. Statement -1 is false, statement -2 is ture.
Description : Let L denotes the value of a satisfying the equation `log_(sqrt(3))(a) =(10)/(3)` and M denotes the value of b satisfying the equation `4^(log_(9)^(3)
Last Answer : Let L denotes the value of a satisfying the equation `log_(sqrt(3))(a) =(10)/(3)` and M denotes the value of b ... ) = 10 ^(log_(b)^(83)).` Find (L+M)
Description : Let `a`, `b`, `c`, `d` are positive integer such that `log_(a)b=3//2` and `log_(c)d=5//4`. If `a-c=9`, then value of `(b-d)` is equal to
Last Answer : Let `a`, `b`, `c`, `d` are positive integer such that `log_(a)b=3//2` and `log_(c)d=5//4`. If `a-c=9` ... ` is equal to A. `20` B. `93` C. `10` D. `1`
Description : If `alpha, beta` are the roots of the equation `x^2 + (sin phi -1)x-1/2 cos^2 phi = 0 (phi in R),` then the maximum value of the sum of the squares of
Last Answer : If `alpha, beta` are the roots of the equation `x^2 + (sin phi -1)x-1/2 cos^2 phi = 0 (phi in R),` then ... the roots is. A. 4 B. 3 C. `9//4` D. 2
Description : If `alpha` and `beta` are the roots of the quadratic equation `x^(2) + 3x - 4 = 0`, then `alpha^(-1) + beta^(-1) = "_____"`.
Last Answer : If `alpha` and `beta` are the roots of the quadratic equation `x^(2) + 3x - 4 = 0`, then `alpha^(-1) + beta^(-1) = "_____"`.
Description : If `alpha, beta` are roots of equation `x^(2)-4x-3=0` and `s_(n)=alpha^(n)+beta^(n), n in N` then the value of `(s_(7)-4s_(6))/s_(5)` is
Last Answer : If `alpha, beta` are roots of equation `x^(2)-4x-3=0` and `s_(n)=alpha^(n)+beta^(n), n in N` then the value ... 4s_(6))/s_(5)` is A. 4 B. 3 C. 5 D. 7
Description : Complete set of solution of equation `(log_(0.3)(x-2))/(|x|) >= 0`
Last Answer : Complete set of solution of equation `(log_(0.3)(x-2))/(|x|) >= 0` A. `[1,2)uu(2,3]` B. `[1,3]` C. `(2,3]` D. `{1}`
Description : Let `log_(10)2=a` and `log_(10)3=b` determine the following in term of `a` and `b` `(i) log_(4)100+2log_(27)100` `(ii) log_(144)sqrt(45)`
Last Answer : Let `log_(10)2=a` and `log_(10)3=b` determine the following in term of `a` and `b` `(i) log_(4)100+2log_(27)100` `(ii) log_(144)sqrt(45)`
Description : Let `cos(alpha+beta)=(4)/(5)` and let `sin(alpha-beta)=(5)/(13)`, where `0 le alpha`, `beta=(pi)/(4)`. Then`tan2alpha=`
Last Answer : Let `cos(alpha+beta)=(4)/(5)` and let `sin(alpha-beta)=(5)/(13)`, where `0 le alpha`, `beta=(pi)/(4)`. Then ... 19)/(12)` C. `(20)/(7)` D. `(25)/(16)`
Description : If `alpha, beta` are the roots of the quadratic equation `lx^(2) + mx + n = 0`,then evaluate the following expressions. (a) `alpha^(2) + beta^(2)` (b)
Last Answer : If `alpha, beta` are the roots of the quadratic equation `lx^(2) + mx + n = 0`,then evaluate the following ... ) `1/(alpha^(3)) + 1/(beta^(3))`
Description : If the equation `3x^(2) - 2x-3 = 0`has roots `alpha`, and `beta` then `alpha.beta = "______"`.
Last Answer : If the equation `3x^(2) - 2x-3 = 0`has roots `alpha`, and `beta` then `alpha.beta = "______"`.
Description : Find the value of `(i) (log_(10)5)(log_(10)20)+(log_(10)2)^(2)` `(ii) root3(5^((1)/(log_(7)5))+(1)/((-log_(10)0.1)))` `(iii) log_(0.75)log_(2)sqrtsqrt
Last Answer : Find the value of `(i) (log_(10)5)(log_(10)20)+(log_(10)2)^(2)` `(ii) root3(5^((1)/(log_(7)5))+(1)/(( ... 3)5)+3^(log_(5)7)-5^(log_(3)7)-7^(log_(5)3)`
Description : If `sin^4 alpha + 4 cos^4 beta + 2 = 4sqrt2 sin alpha cos beta ; alpha, beta in [0,pi],` then `cos(alpha+beta) - cos(alpha - beta)` is equal to :
Last Answer : If `sin^4 alpha + 4 cos^4 beta + 2 = 4sqrt2 sin alpha cos beta ; alpha, beta in [0,pi],` then `cos(alpha+beta ... sqrt(2)` B. `0` C. `sqrt(2)` D. `-1`
Description : If `x=1+log_(a) bc, y=1+log_(b) ca, z=1+log_(c) ab`, then `(xyz)/(xy+yz+zx)` is equal to
Last Answer : If `x=1+log_(a) bc, y=1+log_(b) ca, z=1+log_(c) ab`, then `(xyz)/(xy+yz+zx)` is equal to A. 2 B. 1 C. 4 D. 6
Description : ................ is used in game trees to reduce the number of branches of the search tree to be traversed without affecting the solution. (A) Best first search (B) Goal stack planning (C) Alpha-beta pruning procedure (D) Min-max search
Last Answer : (C) Alpha-beta pruning procedure
Description : Solve the following equations `(i) (log_(2)(9-2^(x)))/(3-x)=1` `(ii) x^((log_(10)x+7)/(4))=10^((log_(10)x+1)` `(iii) (log_(10)(100x))^(2)+(log_(10)(10
Last Answer : Solve the following equations `(i) (log_(2)(9-2^(x)))/(3-x)=1` `(ii) x^((log_(10)x+7)/(4))=10^((log_(10)x+1 ... 1)` `(v)5^(2x)=3^(2x)+2.5^(x)+2.3^(x)`
Description : Assertion `(A):` `._(92)U^(238) (IIIB)overset(-alpha)rarrAoverset(-alpha)rarrB overset(-beta)rarrC` Reason `(R):` Element `B` will be of `II A ` group
Last Answer : Assertion `(A):` `._(92)U^(238) (IIIB)overset(-alpha)rarrAoverset(-alpha)rarrB overset(-beta)rarrC` Reason ... D. If both (A) and (R ) are incorrect.
Description : Which of the following statements is true about a software verification and validation program? I. It strives to ensure that quality is built into software. II. It provides management with insights into the state ... software development activities. A. I, II&III B.II, III&IV C.I, II&IV D.I, III&IV
Last Answer : C.I, II&IV
Description : Failing to reject the null hypothesis when it is false is: a. alpha b. Type I error c. beta d. Type II error
Last Answer : d. Type II error
Description : Which search is equal to minimax search but eliminates the branches that can’t influence the final decision? a) Depth-first search b) Breadth-first search c) Alpha-beta pruning d) None of the mentioned
Last Answer : c) Alpha-beta pruning
Description : Solve the following inequalities `(i) |log_(3)x|-log_(3)x-3 lt 0` `(ii)(x-1)/(log_(3)(9-3^(x))-3) le 1` `(iii)log_((x-1)/(x-5))(x-2) gt 0` `(iv) log_(
Last Answer : Solve the following inequalities `(i) |log_(3)x|-log_(3)x-3 lt 0` `(ii)(x-1)/(log_(3)(9-3^(x))-3) le 1` ... gt 0` `(iv) log_(x)(x^(3)-x^(2)-2x) lt 3`
Description : Solve the following inequalities `(i) log_(5)(3x-1) lt 1` `(ii) (log_(.5)x)^(2)+log_(.5)x-2 le 0` `(iii) log_(3)(x+1)+log_(3)(x+7) ge 3` `(iv)log_(1//
Last Answer : Solve the following inequalities `(i) log_(5)(3x-1) lt 1` `(ii) (log_(.5)x)^(2)+log_(.5)x-2 le 0` `(iii) ... `(iv)log_(1//2)log_(3)(x^(2)+5)+1 le 0`
Description : Solve the following equations : `(i) log_(x)(4x-3)=2` `(ii) log_2)(x-1)+log_(2)(x-3)=3` `(iii) log_(2)(log_(8)(x^(2)-1))=0` `(iv) 4^(log_(2)x)-2x-3=0`
Last Answer : Solve the following equations : `(i) log_(x)(4x-3)=2` `(ii) log_2)(x-1)+log_(2)(x-3)=3` `(iii) log_(2)(log_(8)(x^(2)-1))=0` `(iv) 4^(log_(2)x)-2x-3=0`
Description : The least positive integer x, which satisfies the inequality `log_(log(x/2)) (x^2-10x+22) > 0` is equal to
Last Answer : The least positive integer x, which satisfies the inequality `log_(log(x/2)) (x^2-10x+22) > 0` is equal to A. `3` B. `4` C. `7` D. `8`
Description : If `cosalpha+cosbeta+cosgamma=0=sinalpha+sinbeta+singamma`, then which of the following is/are true:- (a)`cos(alpha-beta)+cos(beta-gamma)+cos(gamma-de
Last Answer : If `cosalpha+cosbeta+cosgamma=0=sinalpha+sinbeta+singamma`, then which of the following is/are true:- (a)`cos( ... D. `A` is true and `B` is false
Description : Which of the following "is"//"are" correct? a)`alpha`-rays are more penetrating then `beta`-rays. b)`alpha`-rays have greater ionizing power than `bet
Last Answer : Which of the following "is"//"are" correct? a)`alpha`-rays are more penetrating then `beta ... not emitted simultaneously with `alpha` and `beta`-rays
Description : Let u = (log2x)^2 – 6(log2x) + 12, where x is a real number. Then the equation x^u = 256 has : -Maths 9th
Last Answer : ⇒ u=(log2 x)2−log2 x+12 ⇒ We can take log2 x=y ⇒ Then equation becomes y2−6y+12=u ⇒ Given that xu=256 Applying log we get, ⇒ ulog2 x=8 ∴ u=log2 x8 =y8 So our equation becomes, ⇒ y2−6y+12=y8 ⇒ ... We get y=2 ⇒ So, log2 x=2 ⇒ x=22 ∴ x=4 ∴ The given equation has exactly one solution for x
Description : If `log_(1/2) ((x^2+6x+9)/(2(x+1)) )< - log_2(x+1)` then complete set of values of x is
Last Answer : If `log_(1/2) ((x^2+6x+9)/(2(x+1)) )< - log_2(x+1)` then complete set of values of x is A. `(-1,1+ ... )` C. `(-1,oo)` D. `(1-2sqrt(2),1+2sqrt(2))`
Description : To which depth does the alpha-beta pruning can be applied? a) 10 states b) 8 States c) 6 States d) Any depth
Last Answer : d) Any depth
Description : Uranium `._(92)U^(238)` decayed to `._(82)Pb^(206)`. They decay process is `._(92)U^(238) underset((x alpha, y beta))(rarr ._(82)Pb^(206))` `t_(1//2)`
Last Answer : Uranium `._(92)U^(238)` decayed to `._(82)Pb^(206)`. They decay process is `._(92)U^(238) underset((x alpha ... 2.303)/(4.5 xx 10^(9)) xx 0.693 log 4`
Last Answer : Uranium `._(92)U^(238)` decayed to `._(82)Pb^(206)`. They decay process is `._(92)U^(238) underset((x alpha, ... be A. 5.25 B. 0.125 C. 12.5 D. 1.25
Description : The nuclide X undergoes `alpha`-decay and other nuclide Y, `beta^(-)` decay. Which of the following statements are correct? 1. The `beta^(-1)` particl
Last Answer : The nuclide X undergoes `alpha`-decay and other nuclide Y, `beta^(-)` decay. Which of the following ... and 4 are correct D. 1 and 4 are correct
Description : The nuclide `X` undergoes `alpha`-decay and another nuclides `Y` undergoes `beta^(ɵ)`-decay, which of the following statement `"is"//"are"` correct? a
Last Answer : The nuclide `X` undergoes `alpha`-decay and another nuclides `Y` undergoes `beta^(ɵ)`-decay, ... beta`-particle emitted by Y will have the same speed
Description : `._(88)^(228) X - 3 alpha - beta to Y`. The element Y is:
Last Answer : `._(88)^(228) X - 3 alpha - beta to Y`. The element Y is: A. `._(82)^(216)Pb` B. `._(82)^(217)Pb` C. `._(83)^(218)Bi` D. `._(83)^(216)Bi`
Description : Which of the following type of radiation does not originate within the nucleus ? (a) Alpha (b) Beta (c) Gamma (d) X - rays
Last Answer : Ans:(d)
Description : The maximum biological damage is produced by – (1) X rays (2) gamma - rays (3) beta - rays (4) alpha - rays
Last Answer : (2) gamma - rays Explanation: Gamma radiation, also known as gamma rays, is electromagnetic radiation of high frequency and therefore high energy. Gamma rays are ionizing radiation and are thus biologically hazardous.
Description : Isobar is produced by the emission of which of the following? (1) X-ray (2) Gamma ray (3) Beta ray (4) Alpha ray
Last Answer : (3) Beta ray Explanation: Isobar, in nuclear physics, any member of a group of atomic or nuclear species all of which have the same mass number-that is, the same total number of protons and ... because either a neutron is converted to a protonor a proton is converted to a neutron in the process.
Description : Which of the following three nuclear radiations is the most penetrating? w) alpha x) beta y) gamma
Last Answer : ANSWER: Y -- GAMMA
Description : For which of the following reasons is plutonium-238 used for generating electricity on spacecraft? w) It is an alpha emitter with long half-life. x) It is a beta emitter with high specific power. y) It occurs abundantly in nature. z) It has low specific power.
Last Answer : ANSWER: W -- IT IS AN ALPHA EMITTER WITH LONG HALF-LIFE.
Description : In radioactive decay, the emission of an electron is characteristic of: w) Alpha decay x) Beta decay y) Gamma decay z) X-rays
Last Answer : ANSWER: X -- BETA DECAY
Description : The atomic number of a nucleus will increase by 1 if which of the following is emitted by the nucleus? w) an alpha particle x) a positron y) a beta particle z) a gamma ray
Last Answer : ANSWER: Y -- BETA PARTICLE
Description : Alpha rays are different from beta rays in one of the following ways. Are they different since: w) alpha rays are deflected in a magnetic field and beta rays are not x) alpha rays are ... negative charge z) alpha rays are produced within the nucleus and beta rays are produced outside the nucleus
Last Answer : ANSWER: Y -- ALPHA RAYS HAVE A POSITIVE CHARGE AND BETA RAYS HAVE A NEGATIVE CHARGE
Description : What form of radiation most closely resembles X-rays? w) alpha x) beta y) gamma z) neutron
Description : The maximum biological damage is produced by (1) X – rays (2) gamma – rays (3) beta – rays (4) alpha – rays
Last Answer : gamma – rays
Description : (A) The position of an element an element in periodic in table after emission of one `alpha` and two `beta`-partilce remians unchanged. (R ) Emission
Last Answer : (A) The position of an element an element in periodic in table after emission of one `alpha` and two `beta` ... D. If both (A) and (R ) are incorrect.
Description : The radioactive nuclide `._(90)^(234) Th` shows two successive `beta-` decay followed by one `alpha-` decay. The atomic number and mass number respect
Last Answer : The radioactive nuclide `._(90)^(234) Th` shows two successive `beta-` decay followed by one `alpha-` ... is: A. 92234 B. 94230 C. 90230 D. 92230
Description : Successive emission of an `alpha`-particle and two `beta`-particles by an atom of an element result in the formation of its
Last Answer : Successive emission of an `alpha`-particle and two `beta`-particles by an atom of an element result in the formation of its
Description : Ladies, what'd you say to a guy who watch pick up artists, dating gurus, alpha beta mating breeding strategies videos on youtube?
Last Answer : Not a lady, but that sounds kind of culty.
Description : Which is the electromagnetic wave ? ① Alpha ray , ② beta ray , gamma ray , ④ cathode ray
Last Answer : Gamma ray electromagnetic waves.
Description : The order of acidic strength of the hydrogen atom `(H_(alpha), H_(beta), H_(gamma))` in the given molecule is : `CH_(3)-underset(H_(beta))underset(|)(
Last Answer : The order of acidic strength of the hydrogen atom `(H_(alpha), H_(beta), H_(gamma))` in the given molecule ... D. `H_(beta)gt H_(alpha) gt H_(gamma)`