Aakash National Talent Hunt Exam 2018 Sample Paper (X Studying) 6 Space for Rough Work Aakash National Talent Hunt Exam 2018 (For X Studying) SECTION-A : SCIENCE (The questions given in sample paper are indicative of the level and pattern of questions that will be asked in ANTHE-2018) 1. The power of engine of a car of mass 1200 kg is 25 kW. The minimum time required to reach a velocity of 90 km/h by the car after starting from rest is (1) 15 s (2) 25 s (3) 60 s (4) 12 s 2. The effective resistance in between the points A and B in the circuit given below is A B 10 15 14 9 8 6 20 48 5 (1) 23 (2) 32 (3) 12 (4) 45 3. In the arrangement given below, there are two rectangular glass slabs placed side by side as shown. A ray of light is incident from air onto the surface of glass slab-1 having refractive index 1 at an angle of incidence i. Thereafter, it moves through glass slab-2 of refractive index 2 and after emerging from the glass slab-2, it reflects from a smooth horizontal plane mirror. The angle which reflected ray makes with the mirror is Plane Mirror i Air 1 2 Glass Slab-1 Glass Slab-2 Air (1) 2 1 (90 – )i (2) 2 1 i (3) i (4) 90° – i 4. Choose the incorrect statement among the following. (1) When a body is immersed fully or partially into a fluid, it experiences an upward force that is equal to weight of the fluid displaced by it (2) A stone is tied with a light spring balance using a light string. As this stone is slowly lowered into the water, the reading of the spring balance decreases till it touches the bottom of the container as shown in the figure given below Spring balance Water Stone (3) Lactometer is used to measure the purity of a sample of milk (4) The density of the object can be measured in kgcm–3 5. A concave lens is required to correct (1) Myopia (2) Presbyopia (3) Hypermetropia (4) Cataract 6. Four moles of a compound 'X' weigh 176 g. Compound 'X' is (1) CO (2) CH4 (3) CO2 (4) NaCl
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Explanation:Aakash National Talent Hunt Exam 2018 Sample Paper (X Studying) 6 Space for Rough Work Aakash National Talent Hunt Exam 2018 (For X Studying) SECTION-A : SCIENCE (The questions given in sample paper are indicative of the level and pattern of questions that will be asked in ANTHE-2018) 1. The power of engine of a car of mass 1200 kg is 25 kW. The minimum time required to reach a velocity of 90 km/h by the car after starting from rest is (1) 15 s (2) 25 s (3) 60 s (4) 12 s 2. The effective resistance in between the points A and B in the circuit given below is A B 10 15 14 9 8 6 20 48 5 (1) 23 (2) 32 (3) 12 (4) 45 3. In the arrangement given below, there are two rectangular glass slabs placed side by side as shown. A ray of light is incident from air onto the surface of glass slab-1 having refractive index 1 at an angle of incidence i. Thereafter, it moves through glass slab-2 of refractive index 2 and after emerging from the glass slab-2, it reflects from a smooth horizontal plane mirror. The angle which reflected ray makes with the mirror is Plane Mirror i Air 1 2 Glass Slab-1 Glass Slab-2 Air (1) 2 1 (90 – )i (2) 2 1 i (3) i (4) 90° – i 4. Choose the incorrect statement among the following. (1) When a body is immersed fully or partially into a fluid, it experiences an upward force that is equal to weight of the fluid displaced by it (2) A stone is tied with a light spring balance using a light string. As this stone is slowly lowered into the water, the reading of the spring balance decreases till it touches the bottom of the container as shown in the figure given below Spring balance Water Stone (3) Lactometer is used to measure the purity of a sample of milk (4) The density of the object can be measured in kgcm–3 5. A concave lens is required to correct (1) Myopia (2) Presbyopia (3) Hypermetropia (4) Cataract 6. Four moles of a compound 'X' weigh 176 g. Compound 'X' is (1) CO (2) CH4 (3) CO2 (4) NaCl